.sj_top{width: 100%;height: 80px;background-image: url("top_bj.png") ;line-height: 80px;text-align: center;background-repeat: no-repeat;background-size: cover}
.sj_top img{width: 60%;}
.sj_top_hui{width: 100%;height: 80px;background-image: url("top_bj.png") ;line-height: 80px;text-align: center;background-repeat: no-repeat;background-size: cover}
.sj_top_hui img{width: 60%;}
.sj_nav{width: 100%;height: 45px;background: #355e92;padding: 0 3%;line-height: 45px;}
.sj_nav_left{width:8%; float: left}
.sj_nav_left img{width: 90%}
.sj_nav_right{width:90%;height: 45px;line-height: 45px;float: right;font-size: 14px;color: #fff; }
.sj_nav_right li{float: left;width: 20%;padding: 0 1%}
.sj_nav_right li a{color: #fff;}
.bj{background: #1d4271}
.sj_con{width: 100%;height: auto;padding: 10px 2%;background: #efeff3;}
@media screen and (max-width: 370px) {
    .sj_nav_right{width:90%;height: 45px;line-height: 45px;float: right;font-size: 12px;color: #fff; }
}