.banner{height: 400px; background: url(https://zwfw.zizhidi.com/cms_files/webzwgslanzhou/tplobject/defaultSet/05b5b7e9b9f54d5ab1170dff400d2527/images/bg.jpg) no-repeat center; padding-top: 107px;}
.w1200{width: 1200px; margin: 0 auto;}
.biaoyu{width: 300px; height: 30px; background: rgba(255, 255, 255, 0.10); border: 1px solid rgba(255, 255, 255, 0.50); font-size: 16px; color: #F7F7F7; line-height: 26px; letter-spacing: 5px; border-radius: 15px; text-align: center;}
.kstb{margin-top: 16px; height: 56px; font-size: 40px; color: #FFFFFF;}
.kstb_small{font-size: 16px;}
.fl {float: left;}
/* 市内通办 */
.kstb_sxbl_banner{background: url(https://zwfw.zizhidi.com/szgs/resources/szgs/sxcx/sntb/images/sxbl.png) no-repeat center; width: 503px; height: 40px; text-align: center; margin: 0 auto;}
.kstb_sxbl_banner span{font-size: 28px; color: #333333;}
.kstb_sxbl_swtich{margin-top: 40px; height: 60px; border-bottom: 2px solid #000000;}
.grbs{font-size: 18px; color: #666666; height: 54px; width: 112px; cursor: pointer;}
.frbs{font-size: 18px; color: #666666; margin-left: 40px; height: 54px; cursor: pointer;}
.bsdbottom{font-size: 28px; color: #333333; height: 58px; line-height: 40px; display: inline-block; width: auto; cursor: pointer; border-bottom: 5px solid #1677FF;}
.kstb_sxbl_list_other{height: auto; overflow: hidden; padding: 10px 0;}
.kstb_sxbl_list_other span{font-size: 18px; color: #1677FF; margin-top: 35px;}
.kstb_sxbl_list_other ul{width: 1100px;}
.kstb_sxbl_list_other li{float: left; width: 160px; height: 52px; box-shadow: 0 2px 15px 0 rgba(153,153,153,0.20); margin-top: 20px; margin-right: 20px; text-align: center; line-height: 52px; cursor: pointer;}
.kstb_sxbl_list_other li:nth-child(6n){margin-right: 0px;}
.tab_menu .cur{background: #1677ff; color: #ffffff;}
.kstb_sxbl_list1{height: 88px; padding-top: 10px; overflow: hidden;}
.kstb_sxbl_list1 span{font-size: 18px; color: #1677FF; margin-top: 35px; margin-right: 38px;}
.kstb_sxbl_list1 ul{width: 1100px;}
.kstb_sxbl_list1 li{float: left; width: 160px; height: 52px; box-shadow: 0 2px 15px 0 rgba(153,153,153,0.20); margin-top: 20px; margin-right: 20px; text-align: center; line-height: 52px; cursor: pointer;}
.kstb_sxbl_list1 li:nth-child(6n){margin-right: 0px;}
.kstb_sxbl_list1 li:hover{background: #1677FF; color: #FFFFFF;}
.open{width: 1200px; height: 20px; text-align: center; margin-top: 20px;}
.open a{background: url(./down.png) no-repeat right center; width: 80px; height: 20px; display: inline-block; font-size: 14px; color: #1677FF;}
.hide{display: none;}
.kstb_sxbl_list2 ul li{width: 1200px; height: 60px; margin-bottom: 24px; box-shadow: 0 2px 10px 0 rgba(153,153,153,0.30);}
.kstb_sxbl_list2 ul li span:first-child{font-size: 18px; color: #333333; line-height: 60px; margin-left: 20px;}
.kstb_sxbl_list2 ul li span:last-child{font-size: 16px; color: #3393FE; float: right; line-height: 60px; margin-right: 24px;}
.sxsl{font-size: 16px; color: #666666; margin-bottom: 14px;}
.sxsl span{font-size: 16px; color: red;} 

.silkroad {
    margin-top: 40px;
    height: 240px;
}
.silkroad-box {
    border-radius: 2px;
    float: left;
    width: 220px;
    height: 200px;
    margin-left: 16px;
    margin-bottom: 16px;
    background-color: #f3f8fb;
    text-align: center;
    overflow: hidden;
}
.silkroad-box  .bt-hover-img img{
    width: 220px;
    height: 132px;
}
.silkroad-box>span {
    line-height: 70px;
}