*,html,body,ul,ol,dl,dt,dd,h1,h2,h3,h4,h5,h6{padding: 0;margin: 0;}
select,option,input,button,textarea{border: none;background: none;box-shadow: none;outline: none;}
a,a:hover,a:focus{text-decoration: none;outline: none;}
ul li,ol li{list-style: none;}
p:last-child{margin-bottom: 0;}
.w-100{width: 100%;}
.h-100{height: 100%;}
.obj-cover{object-fit: cover;font-family: 'object-fit: cover;';}
.position-relative{position: relative;}
.position-absolute{position: absolute;}
.float-left{float: left;}
.float-right{float: right;}
.contentwidth{word-wrap: break-word !important;word-wrap: break-word !important;}
.contentwidth img{max-width: 100% !important;height: auto !important;}
.contentwidth table{width: 100% !important;height: auto !important;margin-bottom: 10px !important;}
.contentwidth table tbody tr td{padding: 2px 6px !important;border: 1px solid #d1d1d1 !important;}
.contentwidth table tbody tr:first-child td{background: #f5f5f5 !important;}
.contentwidth table tbody tr:hover td{background: #f7f7f7 !important;}
@media(min-width: 1440px){.container{width: 1440px;}}

/*header*/
.casesa{width: 100%;height: 80px;line-height: 80px;background: #fff;position: fixed;top: 0;left: 0;z-index: 9999;box-shadow: 0 2px 20px rgba(0,0,0,0.16);-webkit-box-shadow: 0 2px 20px rgba(0,0,0,.16);}
header>nav ul.h-menu>li>a{width: 100%;display: block;font-size: 18px;color: #333;padding: 0 30px;position: relative;}
header>nav ul.h-menu>li>ul.sm-menu{display: none;line-height: 40px;background: #fff;position: absolute;top: 80px;left: 0;}
header>nav ul.h-menu>li>ul.sm-menu li a{display: block;font-size: 18px;color: #333;padding: 0 30px;white-space: nowrap;}
header>nav ul.h-menu>li.active>a,header>nav ul.h-menu>li:hover>a,header>nav ul.h-menu>li>a:hover,header>nav ul.h-menu>li>ul.sm-menu li a:hover{background: #fa2321;color: #fff;}
.cases_top{height: 120px;line-height: 120px;background: url(../images/header_bj.png) no-repeat;background-size: 100% 100%;top: 40px;box-shadow: none;-webkit-box-shadow: none;transition: all .8s;-webkit-transition: all .8s;}
.cases_top.active{height: 80px;line-height: 80px;background: #fa2321;top: 0;box-shadow: 0 2px 20px rgba(0,0,0,0.16);-webkit-box-shadow: 0 2px 20px rgba(0,0,0,.16);transition: all .8s;-webkit-transition: all .8s;}
.cases_top header>nav ul.h-menu-left{margin-left: 14%;}
.cases_top header>nav ul.h-menu>li>a,.cases_top header>nav ul.h-menu>li>ul.sm-menu li a{color: #fff;}
.cases_top header>nav ul.h-menu>li>ul.sm-menu{background: #fa2321;top: 120px;}
.cases_top header>nav ul.h-menu>li:hover>a,.cases_top header>nav ul.h-menu>li>a:hover,.cases_top header>nav ul.h-menu>li>ul.sm-menu li a:hover{background: #d91311;}
.casesa .logo-n,.cases_top .logo-b{display: none;}
.cases_top .logo-n{display: block;}
.cases_top.active header>nav ul.h-menu-left{margin-left: 0;float: right;}
.cases_top.active header>nav ul.h-menu>li>ul.sm-menu{top: 80px;}
.casesa .logo-img a img,.cases_top.active .logo-img a img{max-height: 66px;}
.cases_top .logo-img a img{max-height: 110px;}

.banner-top{margin-top: 80px;}
.slideBox{position: relative;width: 100%;}
.slideBox .hd{width: 100%;height: 6px;text-align: center;position: absolute;bottom: 30px;z-index: 1;}
.slideBox .hd li{width: 54px;height: 6px;background: #fff;margin: 0 4px;overflow:hidden;line-height: 4em;display: inline-block;vertical-align: top;cursor: pointer;transition: background 0.5s,opacity 0.5s;-webkit-transition: background .5s,opacity .5s;}
.slideBox .hd li.on{background: #d91311;}
.slideBox .bd li img{vertical-align: top;width: 100%;}

@media(max-width: 1440px){
    .cases_top header>nav ul.h-menu-left{margin-left: 10%;}
    header>nav ul.h-menu>li>a,header>nav ul.h-menu>li>ul.sm-menu li a{font-size: 18px;padding: 0 25px;}
    .cases_top{height: 100px;line-height: 100px;}
    .cases_top header>nav ul.h-menu>li>ul.sm-menu{top: 100px;}
    .cases_top .logo-img a img{max-height: 70px;}
}
@media(max-width: 1230px){
    .cases_top header>nav ul.h-menu-left{margin-left: 6%;}
    header>nav ul.h-menu>li>a,header>nav ul.h-menu>li>ul.sm-menu li a{font-size: 16px;padding: 0 20px;}
    .cases_top{height: 70px;line-height: 70px;}
    .cases_top header>nav ul.h-menu>li>ul.sm-menu{top: 70px;}
    .cases_top .logo-img a img{max-height: 56px;}
}
@media(max-width: 996px){
    .casesa{height: 60px;line-height: 60px;background: #fff;top: 0;}
    .casesa .logo-n,.cases_top .logo-b{display: block;}
    .cases_top header>nav ul.h-menu-left{margin-left: 0;}
    .cases_top .logo-n{display: none;}
    .logo-img a img{height: 45px;}
    header>nav ul.h-menu{display: none;position: fixed;top: 60px;left: 0;width: 100%;padding: 0 0 60px;margin: 0;max-height: 100%;overflow-y: auto;z-index: 999;}
    header .menu-toggler{right: 15px;top: 20px;height: 100%;}
    header .menu-toggler>span{position: relative;display: block;width: 24px !important;height: 3px;background: #fa2321;}
    header .menu-toggler>span.top{top: 0;}
    header .menu-toggler>span.middle{left: 0;top: 5px;}
    header .menu-toggler>span.bottom{top: 10px;}
    header .menu-toggler.active>span.middle{left: 100px;}
    header .menu-toggler.active>span.top{top: 8px;transform: rotate(45deg);}
    header .menu-toggler.active>span.bottom{top: 2px;transform: rotate(-45deg);}
    header>nav ul.h-menu li{width: 100%;background: #fff;text-align: left;line-height: 40px;border-top: 1px solid #f1f1f1;}
    header>nav ul.h-menu>li.position-relative a{width: auto;display: inline-block;}
    header>nav ul.h-menu>li>a{line-height: 40px;padding: 0 15px;}
    header>nav ul.h-menu>li>a,header>nav ul.h-menu>li>ul.sm-menu li a{color: #333 !important;background: #fff;}
    header>nav ul.h-menu>li>ul.sm-menu{position: static;line-height: 40px;}
    header>nav ul.h-menu>li>ul.sm-menu li{border-top: none;}
    header>nav ul.h-menu>li.active,header>nav ul.h-menu>li.active>a,header>nav ul.h-menu>li:hover,header>nav ul.h-menu>li:hover a,header>nav ul.h-menu>li>ul.sm-menu li a:hover{background: #d91311;color: #fff !important;}
    .banner-top,.slideBox{margin-top: 60px;}
    .slideBox .hd{height: 4px;bottom: 10px;}
    .slideBox .hd li{width: 12px;height: 4px;margin: 0 2px;}
}

/*footer*/
footer{width: 100%;padding: 20px 0;background: #0a0b10;}
footer .f_content{width: 100%;min-height: 192px;position: relative;}
footer .f_content .f_left{width: 100%;padding-right: 240px;}
footer .f_content .f_left ul.f_nav{border-bottom: 1px solid rgba(255,255,255,.5);}
footer .f_content .f_left ul.f_nav li{float: left;margin-right: 40px;}
footer .f_content .f_left ul.f_nav li a,footer .copyright,footer .copyright a{font-size: 16px;color: rgba(255,255,255,.8);line-height: 80px;}
footer .copyright a{margin-left: 10px;}
footer .f_content .f_right{width: 160px;text-align: center;position: absolute;top: 0;right: 0;}
footer .f_content .f_right h6{font-size: 16px;line-height: 2;color: rgba(255,255,255,.8);}
footer .f_content .f_left ul.f_nav li a:hover,footer .copyright a:hover{color: #d91311;}

.return{transition:.8s;-o-transition:.8s;-moz-transition:.8s;-webkit-transition:.8s;z-index:99;position:fixed;bottom:20px;right:20px;display:none;}
.return .back_return{z-index: 100;-webkit-transition: .5s;-o-transition: .5s;transition: .5s;cursor: pointer;position: relative;display: block;}
.return .back_return a{display: inline-block;width: 32px;height: 32px;background: url(../images/return.png) no-repeat;}


@media(max-width: 996px){
    footer .f_content{min-height: auto;text-align: center;}
    footer .f_content .f_left{width: 100%;padding-right: 0;}
    footer .f_content .f_left ul.f_nav{display: none;}
    footer .copyright,footer .copyright a,footer .f_content .f_right h6{font-size: 14px;line-height: 1.8;}
    footer .f_content .f_right{width: 120px;margin: 10px auto 0;position: static;}
}

/*分页*/
.page_info{display: none;}
.page_list{margin-top: 60px;width: 100%;text-align: center;overflow: hidden;}
.page_list a{display: inline-block;color: #666;font-size: 14px;border: 1px solid #d7d7d7;margin: 2px;padding: 3px 9px;border-radius: 2px;}
.page_list a.on,.page_list a:hover{background: #fe8938;border-color: #fe8938;color: #fff;}