*{margin:0;padding:0;}
a {  text-decoration: none;}
body{background:url(gqbj.jpg) no-repeat ;background-size:100% 100%; height:2896px;}
.blank{height:765px;}
.cat{width:1170px; margin: 0 auto;}

.fir{background:url(first.png) no-repeat;height:535px;}
.fir .from{    background: #fff; width: 1110px; height: 430px; position: relative; top: 66px; left: 30px;}
.sec .msg{background:url(second.png) no-repeat;height:535px;}
.sec .msg .cont{ background: #fff; width: 1120px; height: 485px;position: relative; top: 25px; left: 25px;}
.tre .main ul{text-align:center;}
.tre .main ul li {  position: relative;  display: inline-block;   margin: 10px 5px;;}
.tre .main ul li h5 {   line-height: 35px;    background: #ff6447;   font-size: 14px;    margin-top: -3px;}
.tre .main ul li h5 a {color: #FFF;    margin-left: 10px;}
.foot img{width:100%;margin-top:-95px;}