@keyframes resizeSensorVisibility{0%{top:0}}.annotationLayer{left:0;top:0;right:0;bottom:0}.annotationLayer,.annotationLayer section{position:absolute}.annotationLayer .linkAnnotation>a{position:absolute;font-size:1em;top:0;left:0;width:100%;height:100%;background:url("data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7") 0 0 repeat}.annotationLayer .linkAnnotation>a:hover{opacity:.2;background:#ff0;box-shadow:0 2px 10px #ff0}.annotationLayer .textAnnotation img{position:absolute;cursor:pointer}.annotationLayer .buttonWidgetAnnotation.checkBox input,.annotationLayer .buttonWidgetAnnotation.radioButton input,.annotationLayer .choiceWidgetAnnotation select,.annotationLayer .textWidgetAnnotation input,.annotationLayer .textWidgetAnnotation textarea{background-color:rgba(0,54,255,.13);border:1px solid transparent;box-sizing:border-box;font-size:9px;height:100%;padding:0 3px;vertical-align:top;width:100%}.annotationLayer .textWidgetAnnotation textarea{font:message-box;font-size:9px;resize:none}.annotationLayer .buttonWidgetAnnotation.checkBox input[disabled],.annotationLayer .buttonWidgetAnnotation.radioButton input[disabled],.annotationLayer .choiceWidgetAnnotation select[disabled],.annotationLayer .textWidgetAnnotation input[disabled],.annotationLayer .textWidgetAnnotation textarea[disabled]{background:none;border:1px solid transparent;cursor:not-allowed}.annotationLayer .buttonWidgetAnnotation.checkBox input:hover,.annotationLayer .buttonWidgetAnnotation.radioButton input:hover,.annotationLayer .choiceWidgetAnnotation select:hover,.annotationLayer .textWidgetAnnotation input:hover,.annotationLayer .textWidgetAnnotation textarea:hover{border:1px solid #000}.annotationLayer .choiceWidgetAnnotation select:focus,.annotationLayer .textWidgetAnnotation input:focus,.annotationLayer .textWidgetAnnotation textarea:focus{background:none;border:1px solid transparent}.annotationLayer .textWidgetAnnotation input.comb{font-family:monospace;padding-left:2px;padding-right:0}.annotationLayer .textWidgetAnnotation input.comb:focus{width:115%}.annotationLayer .buttonWidgetAnnotation.checkBox input,.annotationLayer .buttonWidgetAnnotation.radioButton input{-webkit-appearance:none;-moz-appearance:none;appearance:none}.annotationLayer .popupWrapper{position:absolute;width:20em}.annotationLayer .popup{position:absolute;z-index:200;max-width:20em;background-color:#ff9;box-shadow:0 2px 5px #333;border-radius:2px;padding:.6em;margin-left:5px;cursor:pointer;word-wrap:break-word}.annotationLayer .popup h1{font-size:1em;border-bottom:1px solid #000;padding-bottom:.2em}.annotationLayer .popup p{padding-top:.2em}.annotationLayer .fileAttachmentAnnotation,.annotationLayer .highlightAnnotation,.annotationLayer .lineAnnotation svg line,.annotationLayer .squigglyAnnotation,.annotationLayer .strikeoutAnnotation,.annotationLayer .underlineAnnotation{cursor:pointer}.choosed[data-v-71839abf]{margin-right:10px;border-bottom:2px solid #409eff;padding-bottom:4px}.quiz[data-v-71839abf]{padding:20px}.choose[data-v-71839abf]{margin-top:30px;display:block}.answer[data-v-71839abf]{margin-top:30px;display:inline-block}.question-button[data-v-71839abf]{right:20px;margin-top:20px}.el-radio+.el-radio[data-v-71839abf]{margin-left:0}.el-button.is-circle{border-radius:50%;height:20px;width:20px;padding:0;font-size:13px;line-height:1px}.quiz[data-v-8c204a46]{padding:20px}.choose[data-v-8c204a46]{margin-top:30px;width:100%;word-break:normal}.answer[data-v-8c204a46]{margin-top:30px;margin-right:20px;display:inline-block}.question-button[data-v-8c204a46]{right:20px;margin-top:20px;background:#db1f4c;border:1px solid #db1f4c}.el-radio+.el-radio[data-v-8c204a46]{margin-left:0}[data-v-8c204a46] .el-radio__label{text-overflow:ellipsis;white-space:normal;line-height:18px;vertical-align:middle;display:inline-block}.main-container[data-v-1e5fc91a]{max-width:1028px;margin:0 auto;line-height:200%;font-size:24px}.attach[data-v-1e5fc91a]{color:#409eff;display:block;-webkit-text-decoration:wavy;text-decoration:wavy}.comments[data-v-1e5fc91a]{margin-top:30px}.Home[data-v-1e5fc91a]{width:100%;background:#eef1f6;height:90vh}.el-header[data-v-1e5fc91a]{background-color:#b3c0d1;color:#333;line-height:60px}.el-aside[data-v-1e5fc91a]{color:#333;padding-right:5px}.console[data-v-1e5fc91a]{position:absolute;bottom:0;height:300px;width:calc(100% - 201px);border-top:1px solid #ccc}.el-tree-node[data-v-1e5fc91a]{padding:15px 0}.title[data-v-1e5fc91a]{font-size:18px}#videoPlay[data-v-1e5fc91a]{width:100%}.title-description[data-v-1e5fc91a]{font-size:12px;display:contents}.content_instruction[data-v-1e5fc91a]{color:#333;display:block;font-size:12px;line-height:150%;margin-top:10px;margin-bottom:10px}.option[data-v-1e5fc91a]{width:80%}.htmlTxt[data-v-1e5fc91a]{margin-top:10px;font-size:16px;font-family:Microsoft YaHei;font-weight:400;color:#444!important;strong[data-v-1e5fc91a]{color:#444!important}img[data-v-1e5fc91a]{width:150px;margin:0 auto!important}.ql-align-center[data-v-1e5fc91a]{display:flex;justify-content:center;width:100%!important}}.el-popper{width:95%!important}.color{background:#eef1f6;overflow:scroll}.green{color:green}.el-tree-node{white-space:normal!important;background:#eef1f6}.el-tree-node__content{padding:15px 0}.el-tree-node__expand-icon+.el-tree-node__label{font-weight:bolder}.el-tree-node__expand-icon.is-leaf+.el-tree-node__label{font-weight:400}video::-internal-media-controls-download-button{display:none}video::-webkit-media-controls-enclosure{overflow:hidden}video::-webkit-media-controls-panel{width:calc(100% + 30px)}.addCommets .el-textarea__inner{height:100px}