.bp3-toast{max-width:800px}.bp3-toast .bp3-toast-message{white-space:pre-line}.cmp-toolbar{position:relative;display:flex;flex:0 0 auto;align-items:center;justify-content:space-between;padding:0 40px;height:60px;z-index:1;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;background-color:#fff;box-shadow:inset 0 -1px 0 rgba(206,212,219,.8)}.bp3-dark .cmp-toolbar{background-color:#494646}.cmp-toolbar .cmp-toolbar-items-group{display:flex;align-items:center}.cmp-toolbar .cmp-toolbar-items-group.middle{padding:0 10px;min-width:0}.cmp-toolbar .cmp-toolbar-items-group.right{flex-shrink:0;color:var(--lyn-blue)}.cmp-toolbar .cmp-toolbar-item{display:flex;flex-direction:column;position:relative;margin:0 4px;padding:8px 10px;line-height:1;border-radius:5px;color:var(--lyn-black)}.cmp-toolbar .cmp-toolbar-item.disabled{cursor:not-allowed;color:var(--lyn-light-black)}.bp3-dark .cmp-toolbar .cmp-toolbar-item.disabled{color:#c6c2c3}.cmp-toolbar .cmp-toolbar-item>i{font-size:18px}.bp3-dark .cmp-toolbar .cmp-toolbar-item{background-color:#726e6f}.cmp-toolbar .bp3-spinner{margin:0 10px}.cmp-toolbar .cmp-toolbar-item-round{background-color:#fff;border-radius:50%;margin-left:20px;padding:0}.cmp-toolbar .cmp-toolbar-md-icon{font-size:24px}.cmp-toolbar .cmp-toolbar-group-item{display:flex;margin:0 4px;border-radius:5px;overflow:hidden;background-color:#f5f5f5}.bp3-dark .cmp-toolbar .cmp-toolbar-group-item{background-color:#726e6f}.cmp-toolbar .cmp-toolbar-group-item>div{margin:0;border-radius:0;border-right:1px solid #dcdcdc}.cmp-toolbar .cmp-toolbar-group-item>div:last-child{border-right:none}.bp3-dark .cmp-toolbar .cmp-toolbar-group-item>div{border-right-color:#5f5f5f}.cmp-toolbar .cmp-toolbar-itemgroup{display:flex;align-items:center;justify-content:space-between;width:100%}.bp3-menu .bp3-menu-item{align-items:center;transition:.1s}.bp3-menu .bp3-menu-item:hover,.bp3-menu .bp3-popover-target.bp3-popover-open>.bp3-menu-item{color:var(--lyn-blue);background:var(--color-hover-bg)}.bp3-menu .bp3-menu-item:hover .bp3-icon,.bp3-menu .bp3-popover-target.bp3-popover-open>.bp3-menu-item .bp3-icon{color:var(--lyn-blue)}.bp3-button.bp3-intent-danger,.bp3-button.bp3-intent-danger:active,.bp3-button.bp3-intent-danger:hover{box-shadow:none}.iconfont{line-height:1}:focus,div :focus{outline:none}.user-select-none{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.cmp-w100{width:100%}.cmp-disabled{pointer-events:none;cursor:default;color:#8e8e8e}.bp3-dark .cmp-disabled{color:#c6c2c3}.cmp-visible{visibility:visible}.cmp-not-visible{visibility:hidden}.cmp-position-fixed{position:fixed;left:0;top:0}.cmp-not-selectable{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.cmp-entity.has-label .cmp-entity-drag-line-area{border:14px solid transparent}.cmp-entity-drag-line-area{border:10px solid rgba(209,234,255,0);position:relative}.cmp-entity-drag-line-area .cmp-drag-arrow{color:#52a1ff;position:absolute}.cmp-entity-drag-line-area .cmp-drag-resizer{color:rgba(51,51,51,0);position:absolute;width:16px;height:16px}.cmp-entity-drag-line-area .cmp-drag-resizer-lt{cursor:nwse-resize;left:-12px;top:-12px}.cmp-entity-drag-line-area .cmp-drag-resizer-rt{cursor:nesw-resize;right:-12px;top:-12px}.cmp-entity-drag-line-area .cmp-drag-resizer-lb{cursor:nesw-resize;left:-12px;bottom:-12px}.cmp-entity-drag-line-area .cmp-drag-resizer-rb{cursor:nwse-resize;right:-12px;bottom:-12px}.cmp-entity-drag-line-area .cmp-drag-resizer-l{cursor:ew-resize;width:2px;height:calc(100% - 20px);left:-1px;top:10px}.cmp-entity-drag-line-area .cmp-drag-resizer-r{cursor:ew-resize;width:2px;height:calc(100% - 20px);right:-1px;top:10px}.cmp-entity-drag-line-area .cmp-drag-resizer-t{cursor:ns-resize;height:2px;width:calc(100% - 20px);left:10px;top:-1px}.cmp-entity-drag-line-area .cmp-drag-resizer-b{cursor:ns-resize;height:2px;width:calc(100% - 20px);left:10px;bottom:-1px}.cmp-editable{z-index:1000;background:#fff;min-width:2em;-webkit-user-select:auto;-moz-user-select:auto;-ms-user-select:auto;user-select:auto}.cmp-node-active{z-index:1}.cmp-entity-content{display:flex;flex-direction:row;align-items:center;justify-content:center;min-width:3em;min-height:2em;border-radius:4px;outline:1px solid rgba(15,41,72,.4)}.cmp-entity-content:not(.cmp-concept-content){outline-color:transparent}.cmp-entity-content .label-container .label-content .label-border{outline:1px solid rgba(15,41,72,.4)}.cmp-entity-content p{margin-bottom:0}.cmp-entity-content img{max-width:100%;-webkit-user-drag:none}.cmp-entity{position:absolute;display:flex;flex-direction:column;justify-content:center;align-items:center;-webkit-transform:translate(-50%,-50%);transform:translate(-50%,-50%)}.cmp-entity.is-embed{z-index:-1}.cmp-entity.is-embed.has-label .cmp-entity-drag-line-area:before{content:"";position:absolute;width:100%;height:32px;left:0;top:-32px}.cmp-entity.is-embed.has-label .cmp-entity-drag-line-area i.cmp-drag-arrow.top{-webkit-transform:translateY(-12px) rotate(270deg)!important;transform:translateY(-12px) rotate(270deg)!important}.cmp-entity:hover .cmp-entity-content,.cmp-entity:hover .label-container .label-content .label-border{outline-color:#52a1ff}.cmp-entity.selected .cmp-entity-content,.cmp-entity.selected .cmp-entity-content .label-container .label-content .label-border{outline:2px solid #52a1ff}g.cmp-node.selected path{stroke:#52a1ff}g.cmp-node.selected path:last-child{fill:#52a1ff}g.cmp-node.selected circle{stroke:#52a1ff}.cmp-align-icon{font-size:24px;cursor:pointer}.cmp-align-icon-active{background:rgba(167,182,194,.6)}.react-confirm-alert-overlay{background:rgba(16,22,26,.7)!important}.cmp-markdown-editor{width:80vw;height:80vh;background:#fff}.cmp-markdown-editor--header{width:100%;height:40px;position:relative;text-align:center;font-size:25px;background-color:#f0f8ff}.cmp-markdown-editor--close{position:absolute;right:5px;top:5px}.cmp-markdown-editor--content{display:flex;height:calc(100% - 40px)}.cmp-markdown-editor--left{padding:10px;border-right:1px solid #ccc}.cmp-markdown-editor--left,.cmp-markdown-editor--right{height:100%;width:50%;overflow:auto}.cmp-iconfont-svg{cursor:pointer;vertical-align:-.15em;fill:currentColor;overflow:hidden}body.react-confirm-alert-body-element{overflow:hidden}.react-confirm-alert-blur{-webkit-filter:url(#gaussian-blur);filter:url(#gaussian-blur);filter:blur(2px);-webkit-filter:blur(2px)}.react-confirm-alert-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:39;background:hsla(0,0%,100%,.9);display:-moz-flex;display:-ms-flex;display:-o-flex;display:flex;justify-content:center;-ms-align-items:center;align-items:center;opacity:0;-webkit-animation:react-confirm-alert-fadeIn .5s .2s forwards;animation:react-confirm-alert-fadeIn .5s .2s forwards}.react-confirm-alert-body{font-family:Arial,Helvetica,sans-serif;width:400px;padding:20px;text-align:left;background:#ebf1f5;border-radius:6px;box-shadow:0 20px 75px rgba(0,0,0,.13);color:#666}.react-confirm-alert-svg{position:absolute;top:0;left:0}.react-confirm-alert-body>h1{margin-top:0}.react-confirm-alert-body>h3{margin:0;font-size:16px}.react-confirm-alert-button-group{display:-moz-flex;display:-ms-flex;display:-o-flex;display:flex;justify-content:flex-end;margin-top:20px}.react-confirm-alert-button-group>button{outline:none;border:none;display:inline-block;padding:5px 10px;margin-right:10px;border-radius:5px;cursor:pointer}@-webkit-keyframes react-confirm-alert-fadeIn{0%{opacity:0}to{opacity:1}}@keyframes react-confirm-alert-fadeIn{0%{opacity:0}to{opacity:1}}body>div>.tippy-box>.tippy-content>.editor-menu-container>.editor-menu-scroll-container>.menu-item:nth-child(7):nth-last-child(3){display:none}.mathjax-container-popover{background:#fff}.scrollable-table{height:100%;padding-right:10px}.scrollable-table .table-header{display:flex;border:1px solid var(--color-btn-active);background:#f0f0fa}.scrollable-table .table-header .table-header-cell{position:relative;color:var(--color-btn-active);flex:1 1 auto;line-height:24px}.scrollable-table .table-header .table-header-cell:not(:last-child){border-right:1px solid var(--color-btn-active)}.scrollable-table .table-header .table-header-cell .sort-container{position:absolute;top:0;right:4px;cursor:pointer}.scrollable-table .table-header .table-header-cell .sort-container i{display:block;font-size:12px}.scrollable-table .table-header .table-header-cell .sort-container .up{-webkit-transform:translateX(1px) rotate(270deg);transform:translateX(1px) rotate(270deg)}.scrollable-table .table-header .table-header-cell .sort-container .down{-webkit-transform:rotate(90deg);transform:rotate(90deg)}.scrollable-table .table-body{padding-top:5px;height:calc(100% - 26px);overflow-y:auto}.scrollable-table .table-body .table-body-row{display:flex;cursor:pointer}.scrollable-table .table-body .table-body-row:hover{background:var(--color-hover-bg)}.scrollable-table .table-body .table-body-row.selected{background:var(--color-btn-active);color:#fff}.scrollable-table .table-body .table-body-row .table-body-cell{flex:1 1 auto}.scrollable-table .table-body-cell,.scrollable-table .table-header-cell{padding:0 4px;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.CodeMirror{height:auto}#show-image-resize-tips{position:fixed;-webkit-transform:translate(-50%,14px);transform:translate(-50%,14px);max-width:190px;min-width:60px;padding:4px;font-size:12px;color:#666;background:#ccc;border-radius:2px}#show-image-resize-tips.hidden{display:none}.flex-default{display:flex}.flex-center{display:flex;align-items:center;justify-content:center}.flex-column{flex-direction:column}.flex-space-between{display:flex;align-items:center;justify-content:space-between}.flex-space-evenly{justify-content:space-evenly}.flex-space-evenly,.lyn-btn{display:flex;align-items:center}.lyn-btn{cursor:pointer;color:#fff;background:#52a1ff;border-color:hsla(0,0%,100%,0);flex-direction:row;justify-content:center}.lyn-margin-5{margin:5px}.lyn-pointer{cursor:pointer}.lyn-hover-show{opacity:0}.lyn-hover-show:hover{opacity:1}.lyn-hover-bg:hover{background-color:#f0f0f0}.lyn-error-text{color:red}.lyn-pop-menu{color:#0f2948;box-shadow:0 0 14px 0 hsla(0,0%,80%,.5);border-radius:4px}.lyn-pop-menu-item{display:flex;align-items:center;height:40px;padding:0 15px;cursor:pointer}.lyn-pop-menu-item:hover{color:#52a1ff;background:#f0f0f0;background:var(--color-hover-bg);text-decoration:none}.lyn-input{height:40px;border-radius:2px;border:1px solid #d8d8d8;padding:0 7px}.lyn-row{display:flex;flex-direction:row}.lyn-tag{display:inline-block;line-height:28px;border-radius:14px;color:#fff;font-size:12px;padding:0 14px}.bp3-button.lyn-link-btn,.lyn-link-btn{border:none;box-shadow:none;color:#52a1ff;background:transparent;transition:.1s}.bp3-button.lyn-link-btn:not(:disabled):hover,.lyn-link-btn:not(:disabled):hover{box-shadow:none;color:#66b1ff;background:transparent}.bp3-button.lyn-link-btn.bp3-active,.bp3-button.lyn-link-btn:not(:disabled):active,.lyn-link-btn.bp3-active,.lyn-link-btn:not(:disabled):active{box-shadow:none;color:#3a8ee6;background:transparent}.bp3-button.lyn-link-btn.pb3-disabled,.bp3-button.lyn-link-btn:disabled,.lyn-link-btn.pb3-disabled,.lyn-link-btn:disabled{background:transparent}.bp3-button.lyn-fill-btn,.lyn-fill-btn{padding:0 14px;color:#fff;border:none;box-shadow:none;background:#52a1ff;transition:.1s}.bp3-button.lyn-fill-btn:hover,.lyn-fill-btn:hover{box-shadow:none;background:#66b1ff}.bp3-button.lyn-fill-btn.bp3-active,.bp3-button.lyn-fill-btn:active,.lyn-fill-btn.bp3-active,.lyn-fill-btn:active{box-shadow:none;background:#3a8ee6}.bp3-button.lyn-linear-btn,.lyn-linear-btn{padding:0 14px;color:#52a1ff;border:1px solid #52a1ff;box-shadow:none;background:transparent;transition:.1s}.bp3-button.lyn-linear-btn:hover,.lyn-linear-btn:hover{box-shadow:none;background:#dcecff}.bp3-button.lyn-linear-btn.bp3-active,.bp3-button.lyn-linear-btn:active,.lyn-linear-btn.bp3-active,.lyn-linear-btn:active{box-shadow:none;background:#bcdbff}.bp3-button.lyn-linear-btn.danger,.lyn-linear-btn.danger{color:#ff4d4f;border:1px solid #ff4d4f}.bp3-button.lyn-linear-btn.danger:hover,.lyn-linear-btn.danger:hover{background:#ffe6e6}.bp3-button.lyn-linear-btn.danger.bp3-active,.bp3-button.lyn-linear-btn.danger:active,.lyn-linear-btn.danger.bp3-active,.lyn-linear-btn.danger:active{background:#ffc6c6}.lyn-icon-button{border-radius:2px;transition:.1s;cursor:pointer}.lyn-icon-button:not(.disabled):hover{color:#52a1ff;background:#dcecff}.lyn-icon-button:not(.disabled).active,.lyn-icon-button:not(.disabled):active{color:#52a1ff;background:#bcdbff}.lyn-icon-button.disabled{cursor:not-allowed;color:rgba(15,41,72,.5)}.lyn-icon-button.danger:not(.disabled):hover{color:#ff4d4f;background:#ffe6e6}.lyn-icon-button.danger:not(.disabled):active{color:#ff4d4f;background:#ffc6c6}a:hover{color:#52a1ff}.editor-color-palette :after,.editor-color-palette :before{box-sizing:content-box}:root{--color-hover-bg:#f0f0f0;--color-btn-active:#52a1ff;--color-text-font:#5e5e5e;--color-sep-line:#ccc;--color-btn-disable:hsla(0,0%,66.7%,0.35);--lyn-blue:#52a1ff;--lyn-blue-hover:#66b1ff;--lyn-blue-active:#3a8ee6;--lyn-error:#ff4d4f;--lyn-error-hover:#ff7875;--lyn-error-active:#d9363e;--lyn-grey:#ced4db;--lyn-yellow:#ffca28;--lyn-black:#0f2948;--lyn-light-black:rgba(15,41,72,0.5)}button{margin:0}kbd{display:inline-block;margin:0 .1em;padding:.1em .6em;font-family:Arial,"Helvetica Neue",Helvetica,sans-serif;font-size:11px;line-height:1.4;color:#242729;text-shadow:0 1px 0 #fff;border:1px solid #adb3b9;border-radius:3px;box-shadow:0 1px 0 rgba(12,13,14,.2),inset 0 0 0 2px #fff;white-space:nowrap}.full-wh{height:100%}.full-w,.full-wh{width:100%}.full-h{height:100%}.text-nowrap{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bp3-button-text{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.bp3-button{border-radius:4px}.text-center{text-align:center}.bp3-portal.above-default .bp3-overlay{z-index:21}.bp3-portal.progress .bp3-overlay{z-index:999}.bp3-checkbox input~.bp3-control-indicator{outline:none!important}.bp3-checkbox.bp3-control input:not(:disabled):active:checked~.bp3-control-indicator,.bp3-checkbox input:checked~.bp3-control-indicator{background-color:#52a1ff;background-color:var(--lyn-blue);box-shadow:none}.bp3-checkbox:hover input:checked~.bp3-control-indicator{background-color:#66b1ff;background-color:var(--lyn-blue-hover);box-shadow:none}.bp3-checkbox.bp3-control:hover input:indeterminate~.bp3-control-indicator,.bp3-checkbox.bp3-control input:indeterminate~.bp3-control-indicator,.bp3-checkbox.bp3-control input:not(:disabled):active:indeterminate~.bp3-control-indicator{background-color:#66b1ff;background-color:var(--lyn-blue-hover);box-shadow:none}.standard-scrollbar::-webkit-scrollbar{-webkit-appearance:none;background:transparent;width:6px;height:6px}.standard-scrollbar::-webkit-scrollbar-thumb{background:rgba(31,35,41,.3);width:6px;border-radius:3px;display:none}.standard-scrollbar.always-show::-webkit-scrollbar-thumb{display:block}.standard-scrollbar::-webkit-scrollbar-track{background-color:transparent;display:none}.standard-scrollbar:hover::-webkit-scrollbar-thumb{display:block;width:6px}.standard-scrollbar:hover::-webkit-scrollbar-track{display:block}body,html{width:100%;height:100%}body{-ms-scroll-chaining:none;overscroll-behavior:none;margin:0;font-family:"Arial","Hei",-apple-system,BlinkMacSystemFont,"Segoe UI","Roboto","Oxygen","Ubuntu","Cantarell","Fira Sans","Droid Sans","Helvetica Neue",sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button:focus{outline:none}code{font-family:source-code-pro,Menlo,Monaco,Consolas,"Courier New",monospace}#root{width:100%;height:100%;min-width:900px}.in-iframe #root{min-width:100%}.app-layout{width:100%;height:100%;display:flex;flex-direction:column}.app-layout .layout-header{flex:0 0 auto;width:100%;height:40px;line-height:40px;position:relative;font-size:14px;text-align:center;color:#fff;background-color:#e6a23c;transition:height .5s;overflow:hidden}.app-layout .layout-header.hide{height:0}.app-layout .layout-header .close{position:absolute;right:44px;top:12px}.app-layout .layout-content{flex:1 1 auto;width:100%;height:100%;overflow:auto}.profile-icon{background:#fff;color:#52a1ff}.page-header{z-index:1;height:60px}.page-content{height:calc(100% - 60px);background:#f8f8f8}.file-table{display:block;width:100%;table-layout:fixed;background:#fff;border-spacing:0}.file-table thead{border-bottom:1px solid #000}.file-table thead tr{height:40px}.file-table tbody{display:block}.file-table tbody tr{width:100%;height:60px;font-size:14px;font-weight:400;color:#5e5e5e;line-height:20px;cursor:pointer}.file-table tbody tr:hover{background:#f0f0f0;background:var(--color-hover-bg)}.file-table tbody tr td{padding:0}.file-table tbody tr .td-file-name{display:flex;align-items:center;justify-content:flex-start;padding-left:22px}.file-table tbody tr .td-file-name i{margin-right:10px;font-size:24px}.file-table tbody tr .td-tags{display:flex;align-items:center;justify-content:flex-start}.file-table tbody tr .td-tags .lyn-tag{margin-right:12px}.file-table tbody tr .td-op .icon{color:#b9b9b9;font-size:20px;margin:0 7px}.file-table tbody tr .td-op .icon:hover{color:#52a1ff}.diagram-container{width:100%;height:100%;display:flex;flex-direction:column}.diagram-container .diagram-header{flex-shrink:0;z-index:1}.diagram-container .diagram-content{flex:1 1;display:flex;width:100%;overflow:hidden;z-index:0}.bp3-panel-stack-view{background-color:transparent}.create-or-open-file-panel{height:170px}.avatar .avatar-image{border-radius:50%}.avatar .avatar-image--sm{width:20px;height:20px}.avatar .avatar-image--md{width:32px;height:32px}.input-feedback{color:red;margin-top:.25rem;width:100%;margin-bottom:16px;font-size:12px}.error .label{color:red}.input-addon-btn{cursor:pointer}.input-addon-btn-disabled{color:#666;cursor:not-allowed}.index-page-content{display:flex;position:relative;justify-content:center;height:calc(100vh - 100px)}.index-page-content .intro{padding-top:221px}.index-page-content .intro .main-title{font-size:110px;font-family:Arial-Black,Arial;font-weight:900;color:#fff;line-height:132px}.index-page-content .intro .sub-title{width:674px;height:122px;font-size:38px;font-family:ArialMT;color:#fff;line-height:122px}.index-page-footer a{color:#fff;margin-right:40px}.signin{display:flex;flex-direction:column;align-items:center;padding-top:200px;background:#313131;width:100%;height:100%;background-size:cover;background-position:50%}.signin .signin-header{position:fixed;left:0;top:0;background-color:rgba(0,0,0,.2)}.signin .signin-header .left .brand,.signin .signin-header .right .clickable-text{color:#fff}.signin .card-signin{display:flex;flex-direction:column;align-items:center;width:350px;padding:0 35px 57px;background:#fff;box-shadow:0 0 10px 0 rgba(4,155,255,.66);border-radius:18px}.signin .card-signin .title-signin{margin-top:69px;font-size:20px;font-weight:400;color:#4a4a4a;line-height:28px}.signin .card-signin .title-signin a{color:#4a4a4a}.signin .card-signin .form-signin{margin-top:54px;margin-bottom:20px;display:flex;flex-direction:column;align-items:center}.signin .card-signin .form-signin .input-group{display:flex;flex-direction:row;margin-bottom:16px;justify-content:space-between;width:100%}.signin .card-signin .form-signin .input-group .input-addon-btn{cursor:pointer;width:100px;height:40px;font-size:12px;background:#52a1ff;border-radius:2px;color:#fff;display:flex;align-items:center;justify-content:center}.signin .card-signin .form-signin .input-group .input-addon-btn-disabled{background:#d3d3d3;cursor:not-allowed}.signin .card-signin .form-signin .input-signin{width:280px;margin-bottom:16px}.signin .card-signin .form-signin .btn-signin{width:280px;height:40px;font-size:14px;border-radius:4px}.signin .card-signin .input-phone{width:173px;height:40px;border-radius:2px;border:1px solid #d8d8d8}.signin .card-signin .row{display:flex;width:100%;flex-direction:row;justify-content:space-between}.signin .goto-link{font-size:12px;font-weight:400;color:#52a1ff;cursor:pointer;line-height:17px}.signin .goto-link a{color:#52a1ff}.signin .goto-signin{font-size:12px;font-weight:400;color:#52a1ff;line-height:17px}.file-list-nav-brand{padding:0 15px!important}.avatar-drop-down{margin:0!important}.editor-avatar-drop-down{padding:0!important}.cmp-icon-share{color:#ffca28}.cmp-tab-panel{margin-top:5px}.cmp-tab-panel,.left-sidebar-tab-panel{height:calc(100% - 50px);overflow:auto}.left-sidebar-tab-panel::-webkit-scrollbar{width:0!important}.files-tree-item-dragover{background:rgba(125,188,255,.6)}.clickable-text{cursor:pointer;color:#52a1ff;color:var(--color-btn-active)}.mask{position:relative}.mask:after{content:"";position:absolute;left:0;top:0;right:0;bottom:0;cursor:not-allowed}