.class-add-content{display:flex;border:1px solid #dedede}.class-add-content .left{width:160px;min-height:280px;border-right:1px solid #dedede;padding:10px 16px}.class-add-content .left .grade{margin-bottom:5px;cursor:pointer}.class-add-content .left .grade>div{display:inline-block;padding:2px 6px}.class-add-content .left .active{background-color:#d5e8fc;border-radius:3px}.class-add-content .right{flex:1;padding:8px}.class-add-content .right .class-btn{margin-bottom:8px}.class-add-content .right .class-btn>span{margin-right:3px}.class-add-content .right .choose{background-color:#19be6b;border-color:#19be6b;color:#fff}.class-add-select{padding:10px;min-height:78px;border-left:1px solid #dedede;border-right:1px solid #dedede;border-bottom:1px solid #dedede}.class-add-select>span{margin-top:3px;margin-bottom:3px}.class-add-tip{color:red;font-size:12px;margin-top:8px}.class-details .line{display:flex;flex-direction:row;margin-bottom:20px}.class-details .line .label{font-weight:500;width:100px;text-align:right;color:#262626}.class-details .line .text{flex:1}.class-details .line .text>img{width:100px;margin-left:20px}.student-change-form{width:500px;min-width:500px}.test-manage{position:relative}.test-manage .test-export{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid #ebebeb;margin-bottom:10px}.test-manage .test-export .title{font-size:16px;color:#000;font-weight:500}.test-manage .project-table .edit-icon{color:#2d8cf0;margin-left:5px;cursor:pointer}.test-manage .project-table .edit-modify{display:flex;align-items:center;justify-content:center}.test-manage .project-table .edit-input{width:45px;height:22px;font-size:12px;padding:2px 6px}.test-manage .project-table .edit-save{color:green;font-weight:700;font-size:20px;cursor:pointer;margin-left:2px}.student-list{position:relative}.student-list .student-export{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid #ebebeb;margin-bottom:10px}.student-list .student-export .title{font-size:16px;color:#000;font-weight:500}.student-list .layout-search{margin-bottom:0}.student-list-tools{position:absolute;bottom:10px}.class-qrcode .qr-content{text-align:center;padding-bottom:20px}.class-qrcode .qr-title{font-weight:700;margin-bottom:16px}.class-qrcode .qr-img{width:220px}