.messageBox{background-color:#fff;height:100%;padding:20px}.messageBox .top{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid #e8e8e8;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.messageBox .message-hear{position:relative}.messageBox .message-hear p{text-align:center;height:40px;line-height:36px}.messageBox .message-hear .but{position:absolute;left:5px}