.container{overflow: hidden;background: #fff;margin: 40px auto;width: 1200px;}
.zt-left-ul { margin-right:-20px;}
.zt-left-ul li {width:285px; height:90px; float: left; background:#e9f5f8; text-align:center; margin-right:20px;display:table; margin-bottom:20px;}
.zt-left-ul li .center{ padding:15px; display:table-cell; vertical-align:middle;}
.zt-left-ul li  a{ text-align:center; line-height:29px; font-size:20px; color:#3694d4; font-weight:bold;}