.scien ul.pro_nav{
    width: 100%;
}
.scien ul.pro_nav li{
    /* padding: 15px 35px; */
    font-size: 18px;
    background: #eee;
    float: left;
    margin-left: 16px;
    margin-top: 20px;
	width: 23.5%;
    height: 55px;
    text-align: center;
    /*line-height: 50px;*/
	padding-top: 10px;
}
}
.scien ul.pro_nav li a{
    color: #333;
}
.curUl{background: #0054A5 !important;}
.curUl a{color: #fff !important;}

.li_list .dropdown{
    width: 57%;
    position: absolute;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
    left: 399px;
    top: 170px;
    border-bottom: 3px solid #0054A5;
    box-sizing: border-box;
    /* padding:0 15px; */
    display: none;
}
.dropdown a{float: left;padding: 0 15px;}
.dropdown a:hover{
    background:rgba(0,84,165,0.8);
}
.li_list:hover .dropdown{
    display: block;
}
.li_list .dropdown li{
    padding: 0;
    width: 20%;
}
.li_list .dropdown li a{
    padding: 0 60px;
}
.clearfix:after{
    content: "020"; 
    display: block; 
    height: 0; 
    clear: both; 
    visibility: hidden;  
}
.clearfix {
    /* 触发 hasLayout */ 
    zoom: 1; 
}
.ba{width: 100%;}
/* .scien{
    width: 1325px !important;
}
.cpzx ul{
    width: 1325px !important;
} */
.cpzx ul li{
	width:360px !important;

    margin-top: 30px;
    margin-left: 32px !important;
}
/*.cpzx img{
    width: 260px;
	height:200px;
}*/
.pro_nav li:first-of-type(1){
    margin-left: 0 !important;
}
.top ul li a {
    margin: 0 !important;
    
}