.wlx-material-upload-wrapper .material-preview{margin:10px auto;width:148px}.wlx-material-upload-wrapper .material-file-cover,.wlx-material-upload-wrapper .material-preview-img{width:148px;min-height:148px;border:1px dashed #d9d9d9;border-radius:6px}.wlx-material-upload-wrapper .material-preview-img{height:148px;-o-object-fit:cover;object-fit:cover;display:block}.wlx-material-upload-wrapper .material-file-cover{-webkit-box-sizing:border-box;box-sizing:border-box;padding:12px;text-align:center;background:#fafafa}.wlx-material-upload-wrapper .material-file-img{width:56px;height:56px;-o-object-fit:contain;object-fit:contain;margin-bottom:8px}.wlx-material-upload-wrapper .material-file-name{margin-bottom:8px;color:#606266;font-size:12px;line-height:18px;word-break:break-all}.aliyun-oss{display:inline-block;margin-left:12px}.aliyun-oss .yk-icon-shangchuan{color:#109eff;margin-right:5px;font-size:17px}.upload-class-list{height:400px;overflow:auto}.stu-allocation-con .wl-input .el-input,.stu-allocation-con .wl-input .el-radio-group{width:220px}.stu-allocation-con .exam-head-form-con{margin-top:10px}.stu-allocation-con .stu-add-button_right{float:right;margin-top:10px;margin-right:10px}.stu-allocation-con .stu-add-button{margin-top:10px;margin-left:10px}.stu-allocation-con .stu-head-search{width:160px;margin:0 10px}.stu-allocation-con .stu-add-lable{margin-top:10px;margin-left:10px}.u-page-cons{text-align:center}.dialog-center-class .el-dialog__body{padding:30px 20px 0}.dialog-center-class .el-input--suffix .el-input__inner{padding-right:10px}.erweima canvas{width:80%!important;height:80%!important}.file-preview-dialog{text-align:center;padding:30px 0}.file-preview-dialog .file-preview-cover{width:120px;height:120px;-o-object-fit:contain;object-fit:contain;margin-bottom:16px}.file-preview-dialog .file-preview-name{color:#606266;line-height:22px;word-break:break-all;margin-bottom:16px}