.session-ppt-list-page .page-title:before{display:none}.page-title-with-back{display:flex;align-items:center;gap:8px}.back-to-session-btn{padding:0;width:24px;height:24px;font-weight:600;font-size:18px;color:var(--text-secondary)}.page-title-marker{width:4px;height:18px;background:var(--color-primary);border-radius:2px;flex-shrink:0}.avatar-uploader .el-upload{border:1px dashed var(--border-default);border-radius:var(--radius-md);cursor:pointer;position:relative;overflow:hidden}.avatar-uploader .el-upload:hover{border-color:var(--color-primary)}.avatar-uploader-icon{width:140px;height:140px;line-height:140px!important}.avatar-uploader-icon,.avatar-uploader-icon1{font-size:28px;color:var(--text-placeholder);text-align:center}.avatar-uploader-icon1{width:50px;height:50px;line-height:50px!important}.avatar{width:140px;height:140px;display:block}