.u-file-list-wrap{width:100%;height:100%}.u-file-list-wrap.android .course-item{height:2.5rem!important}.u-file-list-wrap.android .ant-table-tbody>tr>td{padding:.5rem 1rem}.u-file-list-wrap .ant-table-body{overflow-y:auto!important}.u-file-list-wrap.lecture .ant-table-tbody>tr>td,.u-file-list-wrap.lecture .ant-table-thead>tr>th{padding:.625rem 1rem}.u-file-list-wrap .file-item{height:2rem;display:flex;justify-content:flex-start;align-items:center;cursor:pointer}.u-file-list-wrap .file-item .file-icon{cursor:pointer;width:1.5rem;height:1.5rem;background-repeat:no-repeat;background-position:50%;background-size:contain;margin-right:.5rem;flex-shrink:0;color:#185abd;font-size:1.5rem;display:flex;align-items:center;justify-items:center}.u-file-list-wrap .file-item span{flex:1;display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.u-file-list-wrap .file-options{cursor:pointer}.u-file-list-wrap .file-options:active,.u-file-list-wrap .file-options:hover{color:#185abd}.u-file-list-wrap .dir-path{text-overflow:ellipsis;overflow:hidden;white-space:nowrap;cursor:pointer}.u-file-list-wrap .dir-path:hover{color:#185abd}.u-file-list-wrap .course-file{width:100%;height:calc(100vh - 3rem);overflow:hidden}.u-file-list-wrap .course-file .ant-collapse-borderless{background-color:#fafafc}.u-file-list-wrap .course-file .ant-collapse-item{border-bottom:0}.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content{background-color:#fff}.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content .ant-collapse-content-box{padding:0}.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content .course-item{width:calc(100vw - 13.25rem);display:flex;align-items:center;height:3.5rem;padding:0 1rem;cursor:pointer}.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content .course-item:hover{background-color:#ebf5fc}.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content .course-item .course-icon{width:1.5rem;height:1.5rem;background-repeat:no-repeat;margin-right:.75rem}.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content .course-item .course-name{color:#666;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding-right:.5rem}.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content .course-item .course-size,.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content .course-item .course-time{font-size:.75rem;color:#999}.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content .course-item .course-time{width:8.375rem}.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content .course-item .course-size{width:4.5rem}.u-file-list-wrap .course-file .ant-collapse-item .ant-collapse-content .section-item{height:3.5rem;display:flex;align-items:center;padding:1rem;color:#333}body,html{width:100%;height:100%}input::-ms-clear,input::-ms-reveal{display:none}*,:after,:before{box-sizing:border-box}html{font-family:sans-serif;line-height:1.15;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;-ms-overflow-style:scrollbar;-webkit-tap-highlight-color:rgba(0,0,0,0)}article,aside,dialog,figcaption,figure,footer,header,hgroup,main,nav,section{display:block}body{margin:0;color:rgba(0,0,0,.65);font-size:.875rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol;font-variant:tabular-nums;line-height:1.5;background-color:#fff;font-feature-settings:"tnum"}[tabindex="-1"]:focus{outline:none!important}hr{box-sizing:content-box;height:0;overflow:visible}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5em;color:rgba(0,0,0,.85);font-weight:500}p{margin-top:0;margin-bottom:1em}abbr[data-original-title],abbr[title]{text-decoration:underline;-webkit-text-decoration:underline dotted;text-decoration:underline dotted;border-bottom:0;cursor:help}address{margin-bottom:1em;font-style:normal;line-height:inherit}input[type=number],input[type=password],input[type=text],textarea{-webkit-appearance:none}dl,ol,ul{margin-top:0;margin-bottom:1em}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:500}dd{margin-bottom:.5em;margin-left:0}blockquote{margin:0 0 1em}dfn{font-style:italic}b,strong{font-weight:bolder}small{font-size:80%}sub,sup{position:relative;font-size:75%;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#185abd;text-decoration:none;background-color:transparent;outline:none;cursor:pointer;transition:color .3s;-webkit-text-decoration-skip:objects}a:hover{color:#3a78c9}a:active{color:#0c3f96}a:active,a:hover{text-decoration:none;outline:0}a[disabled]{color:rgba(0,0,0,.25);cursor:not-allowed;pointer-events:none}code,kbd,pre,samp{font-size:1em;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,Courier,monospace}pre{margin-top:0;margin-bottom:1em;overflow:auto}figure{margin:0 0 1em}img{vertical-align:middle;border-style:none}svg:not(:root){overflow:hidden}[role=button],a,area,button,input:not([type=range]),label,select,summary,textarea{touch-action:manipulation}table{border-collapse:collapse}caption{padding-top:.75em;padding-bottom:.3em;color:rgba(0,0,0,.45);text-align:left;caption-side:bottom}th{text-align:inherit}button,input,optgroup,select,textarea{margin:0;color:inherit;font-size:inherit;font-family:inherit;line-height:inherit}button,input{overflow:visible}button,select{text-transform:none}[type=reset],[type=submit],button,html [type=button]{-webkit-appearance:button}[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner,button::-moz-focus-inner{padding:0;border-style:none}input[type=checkbox],input[type=radio]{box-sizing:border-box;padding:0}input[type=date],input[type=datetime-local],input[type=month],input[type=time]{-webkit-appearance:listbox}textarea{overflow:auto;resize:vertical}fieldset{min-width:0;margin:0;padding:0;border:0}legend{display:block;width:100%;max-width:100%;margin-bottom:.5em;padding:0;color:inherit;font-size:1.5em;line-height:inherit;white-space:normal}progress{vertical-align:baseline}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{outline-offset:-.125rem;-webkit-appearance:none}[type=search]::-webkit-search-cancel-button,[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}summary{display:list-item}template{display:none}[hidden]{display:none!important}mark{padding:.2em;background-color:#feffe6}::-moz-selection{color:#fff;background:#185abd}::selection{color:#fff;background:#185abd}.clearfix{zoom:1}.clearfix:after,.clearfix:before{display:table;content:""}.clearfix:after{clear:both}.anticon{display:inline-block;color:inherit;font-style:normal;line-height:0;text-align:center;text-transform:none;vertical-align:-.125em;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.anticon>*{line-height:1}.anticon svg{display:inline-block}.anticon:before{display:none}.anticon .anticon-icon{display:block}.anticon[tabindex]{cursor:pointer}.anticon-spin,.anticon-spin:before{display:inline-block;animation:loadingCircle 1s linear infinite}.fade-appear,.fade-enter,.fade-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.fade-appear.fade-appear-active,.fade-enter.fade-enter-active{animation-name:antFadeIn;animation-play-state:running}.fade-leave.fade-leave-active{animation-name:antFadeOut;animation-play-state:running;pointer-events:none}.fade-appear,.fade-enter{opacity:0}.fade-appear,.fade-enter,.fade-leave{animation-timing-function:linear}@keyframes antFadeIn{0%{opacity:0}to{opacity:1}}@keyframes antFadeOut{0%{opacity:1}to{opacity:0}}.move-up-appear,.move-up-enter,.move-up-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.move-up-appear.move-up-appear-active,.move-up-enter.move-up-enter-active{animation-name:antMoveUpIn;animation-play-state:running}.move-up-leave.move-up-leave-active{animation-name:antMoveUpOut;animation-play-state:running;pointer-events:none}.move-up-appear,.move-up-enter{opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.move-up-leave{animation-timing-function:cubic-bezier(.6,.04,.98,.34)}.move-down-appear,.move-down-enter,.move-down-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.move-down-appear.move-down-appear-active,.move-down-enter.move-down-enter-active{animation-name:antMoveDownIn;animation-play-state:running}.move-down-leave.move-down-leave-active{animation-name:antMoveDownOut;animation-play-state:running;pointer-events:none}.move-down-appear,.move-down-enter{opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.move-down-leave{animation-timing-function:cubic-bezier(.6,.04,.98,.34)}.move-left-appear,.move-left-enter,.move-left-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.move-left-appear.move-left-appear-active,.move-left-enter.move-left-enter-active{animation-name:antMoveLeftIn;animation-play-state:running}.move-left-leave.move-left-leave-active{animation-name:antMoveLeftOut;animation-play-state:running;pointer-events:none}.move-left-appear,.move-left-enter{opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.move-left-leave{animation-timing-function:cubic-bezier(.6,.04,.98,.34)}.move-right-appear,.move-right-enter,.move-right-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.move-right-appear.move-right-appear-active,.move-right-enter.move-right-enter-active{animation-name:antMoveRightIn;animation-play-state:running}.move-right-leave.move-right-leave-active{animation-name:antMoveRightOut;animation-play-state:running;pointer-events:none}.move-right-appear,.move-right-enter{opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.move-right-leave{animation-timing-function:cubic-bezier(.6,.04,.98,.34)}@keyframes antMoveDownIn{0%{transform:translateY(100%);transform-origin:0 0;opacity:0}to{transform:translateY(0);transform-origin:0 0;opacity:1}}@keyframes antMoveDownOut{0%{transform:translateY(0);transform-origin:0 0;opacity:1}to{transform:translateY(100%);transform-origin:0 0;opacity:0}}@keyframes antMoveLeftIn{0%{transform:translateX(-100%);transform-origin:0 0;opacity:0}to{transform:translateX(0);transform-origin:0 0;opacity:1}}@keyframes antMoveLeftOut{0%{transform:translateX(0);transform-origin:0 0;opacity:1}to{transform:translateX(-100%);transform-origin:0 0;opacity:0}}@keyframes antMoveRightIn{0%{transform:translateX(100%);transform-origin:0 0;opacity:0}to{transform:translateX(0);transform-origin:0 0;opacity:1}}@keyframes antMoveRightOut{0%{transform:translateX(0);transform-origin:0 0;opacity:1}to{transform:translateX(100%);transform-origin:0 0;opacity:0}}@keyframes antMoveUpIn{0%{transform:translateY(-100%);transform-origin:0 0;opacity:0}to{transform:translateY(0);transform-origin:0 0;opacity:1}}@keyframes antMoveUpOut{0%{transform:translateY(0);transform-origin:0 0;opacity:1}to{transform:translateY(-100%);transform-origin:0 0;opacity:0}}@keyframes loadingCircle{to{transform:rotate(1turn)}}[ant-click-animating-without-extra-node=true],[ant-click-animating=true]{position:relative}html{--antd-wave-shadow-color:#185abd}.ant-click-animating-node,[ant-click-animating-without-extra-node=true]:after{position:absolute;top:0;right:0;bottom:0;left:0;display:block;border-radius:inherit;box-shadow:0 0 0 0 #185abd;box-shadow:0 0 0 0 var(--antd-wave-shadow-color);opacity:.2;animation:fadeEffect 2s cubic-bezier(.08,.82,.17,1),waveEffect .4s cubic-bezier(.08,.82,.17,1);animation-fill-mode:forwards;content:"";pointer-events:none}@keyframes waveEffect{to{box-shadow:0 0 0 #185abd;box-shadow:0 0 0 .375rem var(--antd-wave-shadow-color)}}@keyframes fadeEffect{to{opacity:0}}.slide-up-appear,.slide-up-enter,.slide-up-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.slide-up-appear.slide-up-appear-active,.slide-up-enter.slide-up-enter-active{animation-name:antSlideUpIn;animation-play-state:running}.slide-up-leave.slide-up-leave-active{animation-name:antSlideUpOut;animation-play-state:running;pointer-events:none}.slide-up-appear,.slide-up-enter{opacity:0;animation-timing-function:cubic-bezier(.23,1,.32,1)}.slide-up-leave{animation-timing-function:cubic-bezier(.755,.05,.855,.06)}.slide-down-appear,.slide-down-enter,.slide-down-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.slide-down-appear.slide-down-appear-active,.slide-down-enter.slide-down-enter-active{animation-name:antSlideDownIn;animation-play-state:running}.slide-down-leave.slide-down-leave-active{animation-name:antSlideDownOut;animation-play-state:running;pointer-events:none}.slide-down-appear,.slide-down-enter{opacity:0;animation-timing-function:cubic-bezier(.23,1,.32,1)}.slide-down-leave{animation-timing-function:cubic-bezier(.755,.05,.855,.06)}.slide-left-appear,.slide-left-enter,.slide-left-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.slide-left-appear.slide-left-appear-active,.slide-left-enter.slide-left-enter-active{animation-name:antSlideLeftIn;animation-play-state:running}.slide-left-leave.slide-left-leave-active{animation-name:antSlideLeftOut;animation-play-state:running;pointer-events:none}.slide-left-appear,.slide-left-enter{opacity:0;animation-timing-function:cubic-bezier(.23,1,.32,1)}.slide-left-leave{animation-timing-function:cubic-bezier(.755,.05,.855,.06)}.slide-right-appear,.slide-right-enter,.slide-right-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.slide-right-appear.slide-right-appear-active,.slide-right-enter.slide-right-enter-active{animation-name:antSlideRightIn;animation-play-state:running}.slide-right-leave.slide-right-leave-active{animation-name:antSlideRightOut;animation-play-state:running;pointer-events:none}.slide-right-appear,.slide-right-enter{opacity:0;animation-timing-function:cubic-bezier(.23,1,.32,1)}.slide-right-leave{animation-timing-function:cubic-bezier(.755,.05,.855,.06)}@keyframes antSlideUpIn{0%{transform:scaleY(.8);transform-origin:0 0;opacity:0}to{transform:scaleY(1);transform-origin:0 0;opacity:1}}@keyframes antSlideUpOut{0%{transform:scaleY(1);transform-origin:0 0;opacity:1}to{transform:scaleY(.8);transform-origin:0 0;opacity:0}}@keyframes antSlideDownIn{0%{transform:scaleY(.8);transform-origin:100% 100%;opacity:0}to{transform:scaleY(1);transform-origin:100% 100%;opacity:1}}@keyframes antSlideDownOut{0%{transform:scaleY(1);transform-origin:100% 100%;opacity:1}to{transform:scaleY(.8);transform-origin:100% 100%;opacity:0}}@keyframes antSlideLeftIn{0%{transform:scaleX(.8);transform-origin:0 0;opacity:0}to{transform:scaleX(1);transform-origin:0 0;opacity:1}}@keyframes antSlideLeftOut{0%{transform:scaleX(1);transform-origin:0 0;opacity:1}to{transform:scaleX(.8);transform-origin:0 0;opacity:0}}@keyframes antSlideRightIn{0%{transform:scaleX(.8);transform-origin:100% 0;opacity:0}to{transform:scaleX(1);transform-origin:100% 0;opacity:1}}@keyframes antSlideRightOut{0%{transform:scaleX(1);transform-origin:100% 0;opacity:1}to{transform:scaleX(.8);transform-origin:100% 0;opacity:0}}.swing-appear,.swing-enter{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.swing-appear.swing-appear-active,.swing-enter.swing-enter-active{animation-name:antSwingIn;animation-play-state:running}@keyframes antSwingIn{0%,to{transform:translateX(0)}20%{transform:translateX(-.625rem)}40%{transform:translateX(.625rem)}60%{transform:translateX(-.3125rem)}80%{transform:translateX(.3125rem)}}.zoom-appear,.zoom-enter,.zoom-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-appear.zoom-appear-active,.zoom-enter.zoom-enter-active{animation-name:antZoomIn;animation-play-state:running}.zoom-leave.zoom-leave-active{animation-name:antZoomOut;animation-play-state:running;pointer-events:none}.zoom-appear,.zoom-enter{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-leave{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-big-appear,.zoom-big-enter,.zoom-big-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-big-appear.zoom-big-appear-active,.zoom-big-enter.zoom-big-enter-active{animation-name:antZoomBigIn;animation-play-state:running}.zoom-big-leave.zoom-big-leave-active{animation-name:antZoomBigOut;animation-play-state:running;pointer-events:none}.zoom-big-appear,.zoom-big-enter{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-big-leave{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-big-fast-appear,.zoom-big-fast-enter,.zoom-big-fast-leave{animation-duration:.1s;animation-fill-mode:both;animation-play-state:paused}.zoom-big-fast-appear.zoom-big-fast-appear-active,.zoom-big-fast-enter.zoom-big-fast-enter-active{animation-name:antZoomBigIn;animation-play-state:running}.zoom-big-fast-leave.zoom-big-fast-leave-active{animation-name:antZoomBigOut;animation-play-state:running;pointer-events:none}.zoom-big-fast-appear,.zoom-big-fast-enter{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-big-fast-leave{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-up-appear,.zoom-up-enter,.zoom-up-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-up-appear.zoom-up-appear-active,.zoom-up-enter.zoom-up-enter-active{animation-name:antZoomUpIn;animation-play-state:running}.zoom-up-leave.zoom-up-leave-active{animation-name:antZoomUpOut;animation-play-state:running;pointer-events:none}.zoom-up-appear,.zoom-up-enter{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-up-leave{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-down-appear,.zoom-down-enter,.zoom-down-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-down-appear.zoom-down-appear-active,.zoom-down-enter.zoom-down-enter-active{animation-name:antZoomDownIn;animation-play-state:running}.zoom-down-leave.zoom-down-leave-active{animation-name:antZoomDownOut;animation-play-state:running;pointer-events:none}.zoom-down-appear,.zoom-down-enter{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-down-leave{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-left-appear,.zoom-left-enter,.zoom-left-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-left-appear.zoom-left-appear-active,.zoom-left-enter.zoom-left-enter-active{animation-name:antZoomLeftIn;animation-play-state:running}.zoom-left-leave.zoom-left-leave-active{animation-name:antZoomLeftOut;animation-play-state:running;pointer-events:none}.zoom-left-appear,.zoom-left-enter{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-left-leave{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-right-appear,.zoom-right-enter,.zoom-right-leave{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-right-appear.zoom-right-appear-active,.zoom-right-enter.zoom-right-enter-active{animation-name:antZoomRightIn;animation-play-state:running}.zoom-right-leave.zoom-right-leave-active{animation-name:antZoomRightOut;animation-play-state:running;pointer-events:none}.zoom-right-appear,.zoom-right-enter{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-right-leave{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}@keyframes antZoomIn{0%{transform:scale(.2);opacity:0}to{transform:scale(1);opacity:1}}@keyframes antZoomOut{0%{transform:scale(1)}to{transform:scale(.2);opacity:0}}@keyframes antZoomBigIn{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}@keyframes antZoomBigOut{0%{transform:scale(1)}to{transform:scale(.8);opacity:0}}@keyframes antZoomUpIn{0%{transform:scale(.8);transform-origin:50% 0;opacity:0}to{transform:scale(1);transform-origin:50% 0}}@keyframes antZoomUpOut{0%{transform:scale(1);transform-origin:50% 0}to{transform:scale(.8);transform-origin:50% 0;opacity:0}}@keyframes antZoomLeftIn{0%{transform:scale(.8);transform-origin:0 50%;opacity:0}to{transform:scale(1);transform-origin:0 50%}}@keyframes antZoomLeftOut{0%{transform:scale(1);transform-origin:0 50%}to{transform:scale(.8);transform-origin:0 50%;opacity:0}}@keyframes antZoomRightIn{0%{transform:scale(.8);transform-origin:100% 50%;opacity:0}to{transform:scale(1);transform-origin:100% 50%}}@keyframes antZoomRightOut{0%{transform:scale(1);transform-origin:100% 50%}to{transform:scale(.8);transform-origin:100% 50%;opacity:0}}@keyframes antZoomDownIn{0%{transform:scale(.8);transform-origin:50% 100%;opacity:0}to{transform:scale(1);transform-origin:50% 100%}}@keyframes antZoomDownOut{0%{transform:scale(1);transform-origin:50% 100%}to{transform:scale(.8);transform-origin:50% 100%;opacity:0}}.ant-motion-collapse-legacy{overflow:hidden}.ant-motion-collapse,.ant-motion-collapse-legacy-active{transition:height .15s cubic-bezier(.645,.045,.355,1),opacity .15s cubic-bezier(.645,.045,.355,1)!important}.ant-motion-collapse{overflow:hidden}.package-list{box-shadow:0 .25rem .75rem rgba(0,0,0,.15)}.package-list .ant-collapse-header{background:#fff;padding-left:1.375rem}.package-list .ant-collapse-header>div,.package-list .ny-soon-scienc-item{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.package-list .ny-soon-scienc-item{padding:0 1rem 0 1.5rem;height:2.5rem;line-height:2.5rem;background:#fafafa;cursor:pointer}.package-list .ny-soon-scienc-item:hover{background:rgba(40,106,177,.1);color:#185abd}.package-list .ant-collapse-borderless>.ant-collapse-item{border-bottom:0}.book-file-manager{display:flex;flex-direction:column;height:100%}.book-file-manager .file-manager-path{display:flex;align-items:center;justify-content:space-between;padding:1rem 0 1rem .5rem}.book-file-manager .file-manager-path .file-manager-path-right{display:flex;align-items:center}.book-file-manager .u-file-list{flex:1}.book-file-manager.lecture .file-manager-path{padding-bottom:.5rem}.book-file-manager .file-manager-empty{display:flex;flex-direction:column;align-items:center}.book-file-manager .file-manager-empty .file-manager-empty-img{width:4.125rem;margin-top:8.125rem}.book-file-manager .file-manager-empty .file-manager-empty-text{font-size:.875rem;color:#333;margin-top:1.875rem}.book-file-manager .file-manager-empty .file-manager-empty-tips{color:#999;font-size:.875rem;margin-top:1rem}.book-file-manager .file-manager-empty .file-manager-empty-upload{color:#185abd;cursor:pointer}body[data-v-1d1f52ad],html[data-v-1d1f52ad]{width:100%;height:100%}input[data-v-1d1f52ad]::-ms-clear,input[data-v-1d1f52ad]::-ms-reveal{display:none}[data-v-1d1f52ad],[data-v-1d1f52ad]:after,[data-v-1d1f52ad]:before{box-sizing:border-box}html[data-v-1d1f52ad]{font-family:sans-serif;line-height:1.15;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;-ms-overflow-style:scrollbar;-webkit-tap-highlight-color:rgba(0,0,0,0)}article[data-v-1d1f52ad],aside[data-v-1d1f52ad],dialog[data-v-1d1f52ad],figcaption[data-v-1d1f52ad],figure[data-v-1d1f52ad],footer[data-v-1d1f52ad],header[data-v-1d1f52ad],hgroup[data-v-1d1f52ad],main[data-v-1d1f52ad],nav[data-v-1d1f52ad],section[data-v-1d1f52ad]{display:block}body[data-v-1d1f52ad]{margin:0;color:rgba(0,0,0,.65);font-size:.875rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol;font-variant:tabular-nums;line-height:1.5;background-color:#fff;font-feature-settings:"tnum"}[tabindex="-1"][data-v-1d1f52ad]:focus{outline:none!important}hr[data-v-1d1f52ad]{box-sizing:content-box;height:0;overflow:visible}h1[data-v-1d1f52ad],h2[data-v-1d1f52ad],h3[data-v-1d1f52ad],h4[data-v-1d1f52ad],h5[data-v-1d1f52ad],h6[data-v-1d1f52ad]{margin-top:0;margin-bottom:.5em;color:rgba(0,0,0,.85);font-weight:500}p[data-v-1d1f52ad]{margin-top:0;margin-bottom:1em}abbr[data-original-title][data-v-1d1f52ad],abbr[title][data-v-1d1f52ad]{text-decoration:underline;-webkit-text-decoration:underline dotted;text-decoration:underline dotted;border-bottom:0;cursor:help}address[data-v-1d1f52ad]{margin-bottom:1em;font-style:normal;line-height:inherit}input[type=number][data-v-1d1f52ad],input[type=password][data-v-1d1f52ad],input[type=text][data-v-1d1f52ad],textarea[data-v-1d1f52ad]{-webkit-appearance:none}dl[data-v-1d1f52ad],ol[data-v-1d1f52ad],ul[data-v-1d1f52ad]{margin-top:0;margin-bottom:1em}ol ol[data-v-1d1f52ad],ol ul[data-v-1d1f52ad],ul ol[data-v-1d1f52ad],ul ul[data-v-1d1f52ad]{margin-bottom:0}dt[data-v-1d1f52ad]{font-weight:500}dd[data-v-1d1f52ad]{margin-bottom:.5em;margin-left:0}blockquote[data-v-1d1f52ad]{margin:0 0 1em}dfn[data-v-1d1f52ad]{font-style:italic}b[data-v-1d1f52ad],strong[data-v-1d1f52ad]{font-weight:bolder}small[data-v-1d1f52ad]{font-size:80%}sub[data-v-1d1f52ad],sup[data-v-1d1f52ad]{position:relative;font-size:75%;line-height:0;vertical-align:baseline}sub[data-v-1d1f52ad]{bottom:-.25em}sup[data-v-1d1f52ad]{top:-.5em}a[data-v-1d1f52ad]{color:#185abd;text-decoration:none;background-color:transparent;outline:none;cursor:pointer;transition:color .3s;-webkit-text-decoration-skip:objects}a[data-v-1d1f52ad]:hover{color:#3a78c9}a[data-v-1d1f52ad]:active{color:#0c3f96}a[data-v-1d1f52ad]:active,a[data-v-1d1f52ad]:hover{text-decoration:none;outline:0}a[disabled][data-v-1d1f52ad]{color:rgba(0,0,0,.25);cursor:not-allowed;pointer-events:none}code[data-v-1d1f52ad],kbd[data-v-1d1f52ad],pre[data-v-1d1f52ad],samp[data-v-1d1f52ad]{font-size:1em;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,Courier,monospace}pre[data-v-1d1f52ad]{margin-top:0;margin-bottom:1em;overflow:auto}figure[data-v-1d1f52ad]{margin:0 0 1em}img[data-v-1d1f52ad]{vertical-align:middle;border-style:none}svg[data-v-1d1f52ad]:not(:root){overflow:hidden}[role=button][data-v-1d1f52ad],a[data-v-1d1f52ad],area[data-v-1d1f52ad],button[data-v-1d1f52ad],input[data-v-1d1f52ad]:not([type=range]),label[data-v-1d1f52ad],select[data-v-1d1f52ad],summary[data-v-1d1f52ad],textarea[data-v-1d1f52ad]{touch-action:manipulation}table[data-v-1d1f52ad]{border-collapse:collapse}caption[data-v-1d1f52ad]{padding-top:.75em;padding-bottom:.3em;color:rgba(0,0,0,.45);text-align:left;caption-side:bottom}th[data-v-1d1f52ad]{text-align:inherit}button[data-v-1d1f52ad],input[data-v-1d1f52ad],optgroup[data-v-1d1f52ad],select[data-v-1d1f52ad],textarea[data-v-1d1f52ad]{margin:0;color:inherit;font-size:inherit;font-family:inherit;line-height:inherit}button[data-v-1d1f52ad],input[data-v-1d1f52ad]{overflow:visible}button[data-v-1d1f52ad],select[data-v-1d1f52ad]{text-transform:none}[type=reset][data-v-1d1f52ad],[type=submit][data-v-1d1f52ad],button[data-v-1d1f52ad],html [type=button][data-v-1d1f52ad]{-webkit-appearance:button}[type=button][data-v-1d1f52ad]::-moz-focus-inner,[type=reset][data-v-1d1f52ad]::-moz-focus-inner,[type=submit][data-v-1d1f52ad]::-moz-focus-inner,button[data-v-1d1f52ad]::-moz-focus-inner{padding:0;border-style:none}input[type=checkbox][data-v-1d1f52ad],input[type=radio][data-v-1d1f52ad]{box-sizing:border-box;padding:0}input[type=date][data-v-1d1f52ad],input[type=datetime-local][data-v-1d1f52ad],input[type=month][data-v-1d1f52ad],input[type=time][data-v-1d1f52ad]{-webkit-appearance:listbox}textarea[data-v-1d1f52ad]{overflow:auto;resize:vertical}fieldset[data-v-1d1f52ad]{min-width:0;margin:0;padding:0;border:0}legend[data-v-1d1f52ad]{display:block;width:100%;max-width:100%;margin-bottom:.5em;padding:0;color:inherit;font-size:1.5em;line-height:inherit;white-space:normal}progress[data-v-1d1f52ad]{vertical-align:baseline}[type=number][data-v-1d1f52ad]::-webkit-inner-spin-button,[type=number][data-v-1d1f52ad]::-webkit-outer-spin-button{height:auto}[type=search][data-v-1d1f52ad]{outline-offset:-.125rem;-webkit-appearance:none}[type=search][data-v-1d1f52ad]::-webkit-search-cancel-button,[type=search][data-v-1d1f52ad]::-webkit-search-decoration{-webkit-appearance:none}[data-v-1d1f52ad]::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output[data-v-1d1f52ad]{display:inline-block}summary[data-v-1d1f52ad]{display:list-item}template[data-v-1d1f52ad]{display:none}[hidden][data-v-1d1f52ad]{display:none!important}mark[data-v-1d1f52ad]{padding:.2em;background-color:#feffe6}[data-v-1d1f52ad]::-moz-selection{color:#fff;background:#185abd}[data-v-1d1f52ad]::selection{color:#fff;background:#185abd}.clearfix[data-v-1d1f52ad]{zoom:1}.clearfix[data-v-1d1f52ad]:after,.clearfix[data-v-1d1f52ad]:before{display:table;content:""}.clearfix[data-v-1d1f52ad]:after{clear:both}.anticon[data-v-1d1f52ad]{display:inline-block;color:inherit;font-style:normal;line-height:0;text-align:center;text-transform:none;vertical-align:-.125em;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.anticon>[data-v-1d1f52ad]{line-height:1}.anticon svg[data-v-1d1f52ad]{display:inline-block}.anticon[data-v-1d1f52ad]:before{display:none}.anticon .anticon-icon[data-v-1d1f52ad]{display:block}.anticon[tabindex][data-v-1d1f52ad]{cursor:pointer}.anticon-spin[data-v-1d1f52ad],.anticon-spin[data-v-1d1f52ad]:before{display:inline-block;animation:loadingCircle-1d1f52ad 1s linear infinite}.fade-appear[data-v-1d1f52ad],.fade-enter[data-v-1d1f52ad],.fade-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.fade-appear.fade-appear-active[data-v-1d1f52ad],.fade-enter.fade-enter-active[data-v-1d1f52ad]{animation-name:antFadeIn-1d1f52ad;animation-play-state:running}.fade-leave.fade-leave-active[data-v-1d1f52ad]{animation-name:antFadeOut-1d1f52ad;animation-play-state:running;pointer-events:none}.fade-appear[data-v-1d1f52ad],.fade-enter[data-v-1d1f52ad]{opacity:0;animation-timing-function:linear}.fade-leave[data-v-1d1f52ad]{animation-timing-function:linear}@keyframes antFadeIn-1d1f52ad{0%{opacity:0}to{opacity:1}}@keyframes antFadeOut-1d1f52ad{0%{opacity:1}to{opacity:0}}.move-up-appear[data-v-1d1f52ad],.move-up-enter[data-v-1d1f52ad],.move-up-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.move-up-appear.move-up-appear-active[data-v-1d1f52ad],.move-up-enter.move-up-enter-active[data-v-1d1f52ad]{animation-name:antMoveUpIn-1d1f52ad;animation-play-state:running}.move-up-leave.move-up-leave-active[data-v-1d1f52ad]{animation-name:antMoveUpOut-1d1f52ad;animation-play-state:running;pointer-events:none}.move-up-appear[data-v-1d1f52ad],.move-up-enter[data-v-1d1f52ad]{opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.move-up-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.6,.04,.98,.34)}.move-down-appear[data-v-1d1f52ad],.move-down-enter[data-v-1d1f52ad],.move-down-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.move-down-appear.move-down-appear-active[data-v-1d1f52ad],.move-down-enter.move-down-enter-active[data-v-1d1f52ad]{animation-name:antMoveDownIn-1d1f52ad;animation-play-state:running}.move-down-leave.move-down-leave-active[data-v-1d1f52ad]{animation-name:antMoveDownOut-1d1f52ad;animation-play-state:running;pointer-events:none}.move-down-appear[data-v-1d1f52ad],.move-down-enter[data-v-1d1f52ad]{opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.move-down-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.6,.04,.98,.34)}.move-left-appear[data-v-1d1f52ad],.move-left-enter[data-v-1d1f52ad],.move-left-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.move-left-appear.move-left-appear-active[data-v-1d1f52ad],.move-left-enter.move-left-enter-active[data-v-1d1f52ad]{animation-name:antMoveLeftIn-1d1f52ad;animation-play-state:running}.move-left-leave.move-left-leave-active[data-v-1d1f52ad]{animation-name:antMoveLeftOut-1d1f52ad;animation-play-state:running;pointer-events:none}.move-left-appear[data-v-1d1f52ad],.move-left-enter[data-v-1d1f52ad]{opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.move-left-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.6,.04,.98,.34)}.move-right-appear[data-v-1d1f52ad],.move-right-enter[data-v-1d1f52ad],.move-right-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.move-right-appear.move-right-appear-active[data-v-1d1f52ad],.move-right-enter.move-right-enter-active[data-v-1d1f52ad]{animation-name:antMoveRightIn-1d1f52ad;animation-play-state:running}.move-right-leave.move-right-leave-active[data-v-1d1f52ad]{animation-name:antMoveRightOut-1d1f52ad;animation-play-state:running;pointer-events:none}.move-right-appear[data-v-1d1f52ad],.move-right-enter[data-v-1d1f52ad]{opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.move-right-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.6,.04,.98,.34)}@keyframes antMoveDownIn-1d1f52ad{0%{transform:translateY(100%);transform-origin:0 0;opacity:0}to{transform:translateY(0);transform-origin:0 0;opacity:1}}@keyframes antMoveDownOut-1d1f52ad{0%{transform:translateY(0);transform-origin:0 0;opacity:1}to{transform:translateY(100%);transform-origin:0 0;opacity:0}}@keyframes antMoveLeftIn-1d1f52ad{0%{transform:translateX(-100%);transform-origin:0 0;opacity:0}to{transform:translateX(0);transform-origin:0 0;opacity:1}}@keyframes antMoveLeftOut-1d1f52ad{0%{transform:translateX(0);transform-origin:0 0;opacity:1}to{transform:translateX(-100%);transform-origin:0 0;opacity:0}}@keyframes antMoveRightIn-1d1f52ad{0%{transform:translateX(100%);transform-origin:0 0;opacity:0}to{transform:translateX(0);transform-origin:0 0;opacity:1}}@keyframes antMoveRightOut-1d1f52ad{0%{transform:translateX(0);transform-origin:0 0;opacity:1}to{transform:translateX(100%);transform-origin:0 0;opacity:0}}@keyframes antMoveUpIn-1d1f52ad{0%{transform:translateY(-100%);transform-origin:0 0;opacity:0}to{transform:translateY(0);transform-origin:0 0;opacity:1}}@keyframes antMoveUpOut-1d1f52ad{0%{transform:translateY(0);transform-origin:0 0;opacity:1}to{transform:translateY(-100%);transform-origin:0 0;opacity:0}}@keyframes loadingCircle-1d1f52ad{to{transform:rotate(1turn)}}[ant-click-animating-without-extra-node=true][data-v-1d1f52ad],[ant-click-animating=true][data-v-1d1f52ad]{position:relative}html[data-v-1d1f52ad]{--antd-wave-shadow-color:#185abd}.ant-click-animating-node[data-v-1d1f52ad],[ant-click-animating-without-extra-node=true][data-v-1d1f52ad]:after{position:absolute;top:0;right:0;bottom:0;left:0;display:block;border-radius:inherit;box-shadow:0 0 0 0 #185abd;box-shadow:0 0 0 0 var(--antd-wave-shadow-color);opacity:.2;animation:fadeEffect-1d1f52ad 2s cubic-bezier(.08,.82,.17,1),waveEffect-1d1f52ad .4s cubic-bezier(.08,.82,.17,1);animation-fill-mode:forwards;content:"";pointer-events:none}@keyframes waveEffect-1d1f52ad{to{box-shadow:0 0 0 #185abd;box-shadow:0 0 0 .375rem var(--antd-wave-shadow-color)}}@keyframes fadeEffect-1d1f52ad{to{opacity:0}}.slide-up-appear[data-v-1d1f52ad],.slide-up-enter[data-v-1d1f52ad],.slide-up-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.slide-up-appear.slide-up-appear-active[data-v-1d1f52ad],.slide-up-enter.slide-up-enter-active[data-v-1d1f52ad]{animation-name:antSlideUpIn-1d1f52ad;animation-play-state:running}.slide-up-leave.slide-up-leave-active[data-v-1d1f52ad]{animation-name:antSlideUpOut-1d1f52ad;animation-play-state:running;pointer-events:none}.slide-up-appear[data-v-1d1f52ad],.slide-up-enter[data-v-1d1f52ad]{opacity:0;animation-timing-function:cubic-bezier(.23,1,.32,1)}.slide-up-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.755,.05,.855,.06)}.slide-down-appear[data-v-1d1f52ad],.slide-down-enter[data-v-1d1f52ad],.slide-down-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.slide-down-appear.slide-down-appear-active[data-v-1d1f52ad],.slide-down-enter.slide-down-enter-active[data-v-1d1f52ad]{animation-name:antSlideDownIn-1d1f52ad;animation-play-state:running}.slide-down-leave.slide-down-leave-active[data-v-1d1f52ad]{animation-name:antSlideDownOut-1d1f52ad;animation-play-state:running;pointer-events:none}.slide-down-appear[data-v-1d1f52ad],.slide-down-enter[data-v-1d1f52ad]{opacity:0;animation-timing-function:cubic-bezier(.23,1,.32,1)}.slide-down-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.755,.05,.855,.06)}.slide-left-appear[data-v-1d1f52ad],.slide-left-enter[data-v-1d1f52ad],.slide-left-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.slide-left-appear.slide-left-appear-active[data-v-1d1f52ad],.slide-left-enter.slide-left-enter-active[data-v-1d1f52ad]{animation-name:antSlideLeftIn-1d1f52ad;animation-play-state:running}.slide-left-leave.slide-left-leave-active[data-v-1d1f52ad]{animation-name:antSlideLeftOut-1d1f52ad;animation-play-state:running;pointer-events:none}.slide-left-appear[data-v-1d1f52ad],.slide-left-enter[data-v-1d1f52ad]{opacity:0;animation-timing-function:cubic-bezier(.23,1,.32,1)}.slide-left-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.755,.05,.855,.06)}.slide-right-appear[data-v-1d1f52ad],.slide-right-enter[data-v-1d1f52ad],.slide-right-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.slide-right-appear.slide-right-appear-active[data-v-1d1f52ad],.slide-right-enter.slide-right-enter-active[data-v-1d1f52ad]{animation-name:antSlideRightIn-1d1f52ad;animation-play-state:running}.slide-right-leave.slide-right-leave-active[data-v-1d1f52ad]{animation-name:antSlideRightOut-1d1f52ad;animation-play-state:running;pointer-events:none}.slide-right-appear[data-v-1d1f52ad],.slide-right-enter[data-v-1d1f52ad]{opacity:0;animation-timing-function:cubic-bezier(.23,1,.32,1)}.slide-right-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.755,.05,.855,.06)}@keyframes antSlideUpIn-1d1f52ad{0%{transform:scaleY(.8);transform-origin:0 0;opacity:0}to{transform:scaleY(1);transform-origin:0 0;opacity:1}}@keyframes antSlideUpOut-1d1f52ad{0%{transform:scaleY(1);transform-origin:0 0;opacity:1}to{transform:scaleY(.8);transform-origin:0 0;opacity:0}}@keyframes antSlideDownIn-1d1f52ad{0%{transform:scaleY(.8);transform-origin:100% 100%;opacity:0}to{transform:scaleY(1);transform-origin:100% 100%;opacity:1}}@keyframes antSlideDownOut-1d1f52ad{0%{transform:scaleY(1);transform-origin:100% 100%;opacity:1}to{transform:scaleY(.8);transform-origin:100% 100%;opacity:0}}@keyframes antSlideLeftIn-1d1f52ad{0%{transform:scaleX(.8);transform-origin:0 0;opacity:0}to{transform:scaleX(1);transform-origin:0 0;opacity:1}}@keyframes antSlideLeftOut-1d1f52ad{0%{transform:scaleX(1);transform-origin:0 0;opacity:1}to{transform:scaleX(.8);transform-origin:0 0;opacity:0}}@keyframes antSlideRightIn-1d1f52ad{0%{transform:scaleX(.8);transform-origin:100% 0;opacity:0}to{transform:scaleX(1);transform-origin:100% 0;opacity:1}}@keyframes antSlideRightOut-1d1f52ad{0%{transform:scaleX(1);transform-origin:100% 0;opacity:1}to{transform:scaleX(.8);transform-origin:100% 0;opacity:0}}.swing-appear[data-v-1d1f52ad],.swing-enter[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.swing-appear.swing-appear-active[data-v-1d1f52ad],.swing-enter.swing-enter-active[data-v-1d1f52ad]{animation-name:antSwingIn-1d1f52ad;animation-play-state:running}@keyframes antSwingIn-1d1f52ad{0%,to{transform:translateX(0)}20%{transform:translateX(-.625rem)}40%{transform:translateX(.625rem)}60%{transform:translateX(-.3125rem)}80%{transform:translateX(.3125rem)}}.zoom-appear[data-v-1d1f52ad],.zoom-enter[data-v-1d1f52ad],.zoom-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-appear.zoom-appear-active[data-v-1d1f52ad],.zoom-enter.zoom-enter-active[data-v-1d1f52ad]{animation-name:antZoomIn-1d1f52ad;animation-play-state:running}.zoom-leave.zoom-leave-active[data-v-1d1f52ad]{animation-name:antZoomOut-1d1f52ad;animation-play-state:running;pointer-events:none}.zoom-appear[data-v-1d1f52ad],.zoom-enter[data-v-1d1f52ad]{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-big-appear[data-v-1d1f52ad],.zoom-big-enter[data-v-1d1f52ad],.zoom-big-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-big-appear.zoom-big-appear-active[data-v-1d1f52ad],.zoom-big-enter.zoom-big-enter-active[data-v-1d1f52ad]{animation-name:antZoomBigIn-1d1f52ad;animation-play-state:running}.zoom-big-leave.zoom-big-leave-active[data-v-1d1f52ad]{animation-name:antZoomBigOut-1d1f52ad;animation-play-state:running;pointer-events:none}.zoom-big-appear[data-v-1d1f52ad],.zoom-big-enter[data-v-1d1f52ad]{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-big-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-big-fast-appear[data-v-1d1f52ad],.zoom-big-fast-enter[data-v-1d1f52ad],.zoom-big-fast-leave[data-v-1d1f52ad]{animation-duration:.1s;animation-fill-mode:both;animation-play-state:paused}.zoom-big-fast-appear.zoom-big-fast-appear-active[data-v-1d1f52ad],.zoom-big-fast-enter.zoom-big-fast-enter-active[data-v-1d1f52ad]{animation-name:antZoomBigIn-1d1f52ad;animation-play-state:running}.zoom-big-fast-leave.zoom-big-fast-leave-active[data-v-1d1f52ad]{animation-name:antZoomBigOut-1d1f52ad;animation-play-state:running;pointer-events:none}.zoom-big-fast-appear[data-v-1d1f52ad],.zoom-big-fast-enter[data-v-1d1f52ad]{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-big-fast-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-up-appear[data-v-1d1f52ad],.zoom-up-enter[data-v-1d1f52ad],.zoom-up-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-up-appear.zoom-up-appear-active[data-v-1d1f52ad],.zoom-up-enter.zoom-up-enter-active[data-v-1d1f52ad]{animation-name:antZoomUpIn-1d1f52ad;animation-play-state:running}.zoom-up-leave.zoom-up-leave-active[data-v-1d1f52ad]{animation-name:antZoomUpOut-1d1f52ad;animation-play-state:running;pointer-events:none}.zoom-up-appear[data-v-1d1f52ad],.zoom-up-enter[data-v-1d1f52ad]{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-up-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-down-appear[data-v-1d1f52ad],.zoom-down-enter[data-v-1d1f52ad],.zoom-down-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-down-appear.zoom-down-appear-active[data-v-1d1f52ad],.zoom-down-enter.zoom-down-enter-active[data-v-1d1f52ad]{animation-name:antZoomDownIn-1d1f52ad;animation-play-state:running}.zoom-down-leave.zoom-down-leave-active[data-v-1d1f52ad]{animation-name:antZoomDownOut-1d1f52ad;animation-play-state:running;pointer-events:none}.zoom-down-appear[data-v-1d1f52ad],.zoom-down-enter[data-v-1d1f52ad]{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-down-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-left-appear[data-v-1d1f52ad],.zoom-left-enter[data-v-1d1f52ad],.zoom-left-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-left-appear.zoom-left-appear-active[data-v-1d1f52ad],.zoom-left-enter.zoom-left-enter-active[data-v-1d1f52ad]{animation-name:antZoomLeftIn-1d1f52ad;animation-play-state:running}.zoom-left-leave.zoom-left-leave-active[data-v-1d1f52ad]{animation-name:antZoomLeftOut-1d1f52ad;animation-play-state:running;pointer-events:none}.zoom-left-appear[data-v-1d1f52ad],.zoom-left-enter[data-v-1d1f52ad]{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-left-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}.zoom-right-appear[data-v-1d1f52ad],.zoom-right-enter[data-v-1d1f52ad],.zoom-right-leave[data-v-1d1f52ad]{animation-duration:.2s;animation-fill-mode:both;animation-play-state:paused}.zoom-right-appear.zoom-right-appear-active[data-v-1d1f52ad],.zoom-right-enter.zoom-right-enter-active[data-v-1d1f52ad]{animation-name:antZoomRightIn-1d1f52ad;animation-play-state:running}.zoom-right-leave.zoom-right-leave-active[data-v-1d1f52ad]{animation-name:antZoomRightOut-1d1f52ad;animation-play-state:running;pointer-events:none}.zoom-right-appear[data-v-1d1f52ad],.zoom-right-enter[data-v-1d1f52ad]{transform:scale(0);opacity:0;animation-timing-function:cubic-bezier(.08,.82,.17,1)}.zoom-right-leave[data-v-1d1f52ad]{animation-timing-function:cubic-bezier(.78,.14,.15,.86)}@keyframes antZoomIn-1d1f52ad{0%{transform:scale(.2);opacity:0}to{transform:scale(1);opacity:1}}@keyframes antZoomOut-1d1f52ad{0%{transform:scale(1)}to{transform:scale(.2);opacity:0}}@keyframes antZoomBigIn-1d1f52ad{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}@keyframes antZoomBigOut-1d1f52ad{0%{transform:scale(1)}to{transform:scale(.8);opacity:0}}@keyframes antZoomUpIn-1d1f52ad{0%{transform:scale(.8);transform-origin:50% 0;opacity:0}to{transform:scale(1);transform-origin:50% 0}}@keyframes antZoomUpOut-1d1f52ad{0%{transform:scale(1);transform-origin:50% 0}to{transform:scale(.8);transform-origin:50% 0;opacity:0}}@keyframes antZoomLeftIn-1d1f52ad{0%{transform:scale(.8);transform-origin:0 50%;opacity:0}to{transform:scale(1);transform-origin:0 50%}}@keyframes antZoomLeftOut-1d1f52ad{0%{transform:scale(1);transform-origin:0 50%}to{transform:scale(.8);transform-origin:0 50%;opacity:0}}@keyframes antZoomRightIn-1d1f52ad{0%{transform:scale(.8);transform-origin:100% 50%;opacity:0}to{transform:scale(1);transform-origin:100% 50%}}@keyframes antZoomRightOut-1d1f52ad{0%{transform:scale(1);transform-origin:100% 50%}to{transform:scale(.8);transform-origin:100% 50%;opacity:0}}@keyframes antZoomDownIn-1d1f52ad{0%{transform:scale(.8);transform-origin:50% 100%;opacity:0}to{transform:scale(1);transform-origin:50% 100%}}@keyframes antZoomDownOut-1d1f52ad{0%{transform:scale(1);transform-origin:50% 100%}to{transform:scale(.8);transform-origin:50% 100%;opacity:0}}.ant-motion-collapse-legacy[data-v-1d1f52ad]{overflow:hidden}.ant-motion-collapse-legacy-active[data-v-1d1f52ad],.ant-motion-collapse[data-v-1d1f52ad]{transition:height .15s cubic-bezier(.645,.045,.355,1),opacity .15s cubic-bezier(.645,.045,.355,1)!important}.ant-motion-collapse[data-v-1d1f52ad]{overflow:hidden}.side-menu[data-v-1d1f52ad]{background-color:#fff;padding:1rem 0 1rem 1.5rem}.side-menu .side-wrap[data-v-1d1f52ad]{display:flex;flex-direction:column;justify-content:space-between}.side-menu .menu[data-v-1d1f52ad]{padding:0 .625rem;height:2.5rem;line-height:2.5rem;cursor:pointer;color:#666;margin-bottom:.25rem;display:flex;align-items:center;font-size:.875rem;margin-right:1.5rem}.side-menu .menu.child[data-v-1d1f52ad]{padding-left:1.875rem;font-size:.875rem}.side-menu .menu.selected[data-v-1d1f52ad],.side-menu .menu[data-v-1d1f52ad]:hover{background-color:#eaebed;border-radius:.25rem;color:#185abd}.side-menu.android .menu[data-v-1d1f52ad]{height:2rem;line-height:2rem}.tcourse-wrap{width:100vw;height:100vh}