.wrap{width:100%;height:100vh;overflow:auto}#content{margin-top:10px;background:#fff;padding:24px 16px;min-height:150px;font-size:14px}#content p{padding:5px}#msg-title{padding:26px 12px;position:relative;background:#fff;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;font-size:16px}#avatar{width:32px;height:32px;margin-right:12px}