html,body,ul,ol,dl,dt,dd{padding: 0;margin: 0;}
ul li,ol li{list-style: none;}
select,option,input,button,textarea{border: none;background: none;box-shadow: none;outline: none;}
h1,h2,h3,h4,h5,h6{padding: 0;margin: 0;}
em,i{font-style: normal;}
a,a:hover,a:focus{text-decoration: none !important;outline: none;}
img{border: none;vertical-align: middle;}
.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;}



.header_bg{margin-top: 30px;}
.logo img{height: 60px;}
header>nav ul.h-menu{margin-top: 30px;border-bottom: 1px solid #a8a6a8;}
header>nav ul.h-menu>li>a{min-width: 120px;text-align: center;display: block;font-size: 14px;padding: 5px 10px;border: 1px solid #a8a6a8;border-bottom: none;color: #333;margin-right: 6px;}
header>nav ul.h-menu>li.active>a,header>nav ul.h-menu>li>a:hover{background: #666;color: #fff;}
.banner{margin-top: 10px;}
.slideBox{width: 100%;position: relative;overflow: hidden;}
.slideBox .hd{width: 100%;height: 4px;text-align: center;position: absolute;bottom: 30px;z-index: 1;}
.slideBox .hd li{width: 20px;height: 4px;background: #fff;opacity: .7;margin: 0 4px;overflow:hidden;line-height: 4em;display: inline-block;vertical-align: top;cursor: pointer;transition: background 0.5s,opacity 0.9s;-webkit-transition: background .5s,opacity .5s;}
.slideBox .hd li.on{opacity: 1;}
.slideBox .bd li img{vertical-align: top;width: 100%;}

footer{padding: 15px 0;border-top: 2px solid #a8a6a8;}
footer ul li{float: left;margin-right: 20px;}
footer ul li a,.copyright{font-size: 14px;line-height: 1.8;color: #666;}

@media(max-width: 996px){
    .header_bg{margin-top: 0;}
    .logo{position: fixed;top: 0;line-height: 50px;left: 10px;z-index: 1000;}
    .logo img{height: 22px;}
    .casesa{width: 100%;height: 50px;background: #fff;position: fixed;top: 0;left: 0;z-index: 999;box-shadow: 0px 2px 20px rgba(0,0,0,0.16);-webkit-box-shadow: 0 2px 20px rgba(0,0,0,.16);}
    header> nav ul.h-menu{display: none;position: fixed;top: 50px;left: 0;width: 100%;border-bottom: none;height: auto;line-height: 40px;padding: 0 0 50px;margin: 0;max-height: 100%;overflow-y: auto;z-index: 999;}
    header .menu-toggler{right: 10px;top: 15px;height: 100%;}
    header .menu-toggler>span{position: relative;display: block;width: 26px !important;height: 3px;background: #666;}
    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%;border-top: 1px solid #f1f1f1;background: #fff;margin-left: 0;}
    header>nav ul.h-menu>li>a{padding: 0 15px;margin: 0;text-align: left;border: none;}
    .banner,.b_top{margin-top: 50px;}
    .banner .container{padding: 0;}
    .slideBox .hd{bottom: 20px;}
    .copyright{float: left;margin-top: 10px ;}
}

.padding-tb40{padding: 40px 0;}
.margin-t20{margin-top: 20px;}
.title{font-size: 20px;font-weight: bold;}
.content-text{font-size: 16px;line-height: 2;color: #5a5a5a;}
.content{word-wrap: break-word !important;word-wrap: break-word !important;}
.content img{max-width: 100% !important;height: auto !important;}
.content table,.content video{width: 100% !important;height: auto !important;margin-bottom: 10px !important;}
.content table tbody tr td{padding: 5px 10px !important;border: 1px solid #efefef !important;}
.content table tbody tr td p{margin-bottom: 0 !important;}

.menu_left{width: 240px;float: right;}
.classify .mobile,.classify h3{font-size: 18px;font-weight: bold;height: 40px;line-height: 40px;text-align: center;background: #a7a7a7;color: #000;}
.classify h3{display: none;}
.classify ul.phone li a{display: block;font-size: 14px;line-height: 2;padding: 5px 20px;background: #f6f6f6;color: #333;border-top: 1px solid #a7a7a7;}
.classify ul.phone li.active a,.classify ul.phone li a:hover{background: #ccc;}
.content_right{margin-right: 270px;min-height: 700px;}

@media(max-width: 996px){
    .menu_left{width: 100%;margin-bottom: 40px;}
    .content_right{width: 100%;margin: 0;min-height: auto;}
}