body, html {font-family: "Microsoft Yahei","Helvetica Neue",Helvetica,Arial,sans-serif;}
.header{background-color: #00AFF0;}
.layui-tab-brief>.layui-tab-more li.layui-this:after, .layui-tab-brief>.layui-tab-title .layui-this:after {
    border-bottom: 2px solid #00AFF0!important;}
.customer{background-color:#00AFF0}
.content{background-color:#fbfbfb}
.service{background-color:#00AFF0}
.customer pre::before{width: 0;
    position: absolute;
    top: 12px;
    right: -12px;
    border-style: solid;
    border-color: transparent #f0f0f0;
    border-width: 0 0 12px 12px;
    content: "";
}