.upload-dialog .upload{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column}.upload-dialog .upload-preview-list{display:-webkit-box;display:-ms-flexbox;display:flex;margin:-10px;-ms-flex-wrap:wrap;flex-wrap:wrap}.upload-dialog .upload-preview-list .upload-preview-item{width:33.33%}.upload-dialog .upload-preview-list .upload-preview-item .upload-item-wrap{margin:10px 10px;position:relative}.upload-dialog .upload-preview-list .upload-preview-item .upload-preview-img-wrap{padding-top:56.25%;position:relative}.upload-dialog .upload-preview-list .upload-preview-item .upload-preview-img-wrap img{position:absolute;top:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.upload-dialog .upload-preview-list .upload-preview-item .upload-preview-item-operate{display:none;position:absolute;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.5294117647);-webkit-box-align:center;-ms-flex-align:center;align-items:center;z-index:1;color:#fff;-ms-flex-pack:distribute;justify-content:space-around}.upload-dialog .upload-preview-list .upload-preview-item .upload-preview-item-operate .upload-preview-item-operate-icon{font-size:2.5rem;margin-right:1rem;color:#fff;cursor:pointer}.upload-dialog .upload-preview-list .upload-preview-item:hover .upload-preview-item-operate{display:-webkit-box!important;display:-ms-flexbox!important;display:flex!important}.upload-dialog .upload-preview-list .el-upload{border:1px solid #dcdfe6;padding:3rem 1rem;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-flex:1;-ms-flex:1;flex:1;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;height:15.685rem}.upload-dialog .upload-preview-list .el-icon-plus{font-size:8rem;color:#c0c4cc}.upload-dialog .upload-preview-list .el-upload__text{padding:1rem 0}.upload-dialog .upload-preview-list .el-upload__text em{color:#409eff}.upload-dialog .upload-preview-list .el-upload__tip{margin-top:1rem}@keyframes backgrounColorChangeAnimation{0%{background-color:#fff9f5}to{background-color:#fff}}@-webkit-keyframes backgrounColorChangeAnimation{0%{background-color:#fff9f5}to{background-color:#fff}}.admin-student-list{width:20%;float:left;display:inline-block;text-align:center;line-height:180%;border:1px solid #eee;padding:5px 0}.text-red{color:red}.text-green{color:#12a500;font-weight:700}.text-blue{color:#1890ff}.mb{margin-bottom:20px}.pb{padding-bottom:20px}.pd{padding:20px}.helper-text{font-size:12px;color:#8d8d8d}.justify-between{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between}.align-right{text-align:right}.divided-upload-origin .divided-upload-origin-header{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:end;-ms-flex-pack:end;justify-content:flex-end}.divided-upload-origin .divided-upload-origin-container{display:-webkit-box;display:-ms-flexbox;display:flex;-ms-flex-line-pack:center;align-content:center;padding:15px 0}.divided-upload-origin .divided-upload-origin-container .img-list{display:-webkit-box;display:-ms-flexbox;display:flex;-ms-flex-line-pack:center;align-content:center;-ms-flex-wrap:wrap;flex-wrap:wrap;margin:0 -10px;-webkit-box-flex:1;-ms-flex:1;flex:1}.divided-upload-origin .divided-upload-origin-container .img-list .img-list-item{overflow:hidden;width:25%}.divided-upload-origin .divided-upload-origin-container .img-list .img-list-item .img-list-item-wrap{margin:10px;border:1px solid #efefef;border-radius:2px;position:relative}.divided-upload-origin .divided-upload-origin-container .img-list .img-list-item .img-list-item-img-wrap{padding-top:56.25%;position:relative}.divided-upload-origin .divided-upload-origin-container .img-list .img-list-item .img-list-item-img-wrap img{position:absolute;top:0;width:100%;height:100%;-o-object-fit:contain;object-fit:contain}.divided-upload-origin .divided-upload-origin-container .img-list .img-list-item .operation{display:none;position:absolute;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.4);-ms-flex-pack:distribute;justify-content:space-around;-ms-flex-line-pack:center;align-content:center}.divided-upload-origin .divided-upload-origin-container .img-list .img-list-item .operation .operation-item{font-size:2rem;-ms-flex-item-align:center;align-self:center;color:#fff}.divided-upload-origin .divided-upload-origin-container .img-list .img-list-item:hover .operation{display:-webkit-box!important;display:-ms-flexbox!important;display:flex!important}.divided-upload-origin .img-preview-dialog-title{color:#e6a23c;font-size:1.2rem}.divided-upload-origin .img-preview-wrap{position:relative}.divided-upload-origin .img-preview-wrap .image-positioning-line-wrapper{position:absolute;max-width:100%;right:0;top:0;bottom:0;left:0;z-index:10;text-align:center;overflow:hidden}.divided-upload-origin .no-image{text-align:center;-webkit-box-flex:1;-ms-flex:1;flex:1;padding:2rem;font-size:1.5rem;color:#c5c5c5}