html,body,header,main,footer,div,a,ul,li,img,span,p{
	margin: 0;
	padding: 0;
}
body{
	background: url(../images/main_bgm.png);
}
a{
	text-decoration: none;
	color: #fff;
}
ul li{
	list-style: none;
}
img{
	vertical-align: top;
}
.clear:after{
	content:".";
	display:block;
	height:0;
	clear:both;
	visibility:hidden;
}
.clear{
	zoom:1;
}
.disbox{
	display: flex;
	justify-content: space-between;
}
.opa{
	opacity: 0;
}
.box{
	position: relative;
    overflow: hidden;
    cursor: pointer;
}
.zoom{
	vertical-align: middle;    
    -webkit-transition: -webkit-transform .2s;
    transition: transform .2s;
}
.box:hover .zoom {
    /* hover放大 */
    -webkit-transform: scale(1.05);
    -ms-transform: scale(1.05);
    transform: scale(1.05);
    zoom: 1.05;
}
:root .box:hover .zoom {
    zoom: 1;
}


/*-- 头部 --*/
.am-topbar-inve{
	width: 100%;
	padding: 0 4vw;
	background: rgba(0,0,0,.2);
	position: absolute;
	top: 0;
	z-index: 99;
}
.am-topbar .am-text-ir {
  display: block;
  width: 10vw;
  height: 60px;
  background: url(../images/logo.png) no-repeat left center;
  -webkit-background-size: 110px;
  background-size: 110px;
}
/* 导航 */
.am-nav-menu ul li{
	overflow:hidden;
	text-align: center;
}
.am-nav-menu ul li a{
	display:block;
	width:6vw;
	height:60px;
	cursor:pointer;
}
.am-nav-menu ul li a span{
	position:absolute;
	left:0;
	width:6vw;
}
.am-nav-menu ul li a span.out{
	top:0px;
}
.am-nav-menu ul li a span.over,.am-nav-menu ul li a span.bg{
	top:-60px;
}
#am-nav-menu ul li a{
	color:#FFFFFF;
}
#am-nav-menu ul li a span.over{
	color:#FFF;
	height:60px;
	width:6vw;
	background:#9AD3BA;
}

/*-- 内容 --*/
main{
	padding-top: 100px;
}
.am-contain{
	width: 80vw;
	margin:0 auto;
}

/*-- 底部 --*/
footer{
	width: 100%;
	height: 300px;
	background: #000;
	margin-top: 1px;
	padding-top: 4rem;
}
.am-footer-warp{
	width: 60%;
	margin: 0 auto;
}
.am-foot-inx{
	width: 25%;
	text-align: center;
	color: #fff;
	float: left;
}
.am-foot-inx>li:first-child{
	font-size: 1.4rem;
	font-weight: 600;
	margin-bottom: 16px;
}
.am-foot-inx>li{
	line-height: 24px;
	font-size: 0.8vw;
}


/*-- 媒体查询 --*/
@media screen and (max-width: 1200px){
	.am-nav-menu ul li a,.am-nav-menu ul li a span,#am-nav-menu ul li a span.over{
		width:8vw;
	}
	.am-topbar .am-text-ir{
		width: 20vw;
	}
}

@media screen and (max-width: 950px){
	.am-nav-menu ul{
		display: none;
	}
}