*{margin:0;padding:0;}
body{
	font-family:Microsrft YaHei;
	color:#333;
	font-size:0.3rem;
}
a,a:hover{text-decoration: none;}

/*banner 样式代码*/
.banner {
/* 	height:3.75rem;
	background-image: url(../images/pr-nav-back.png);
	background-size: 100% 100%;
	padding-top: 1.5rem;
	box-sizing: border-box;
	color:white; */
}
.banner img{width:100%;display:block;}
.banner .banner_content {
	width:3.3rem;height:1.6rem;
	margin:0 auto;
	font-size:.28rem;
	text-align: center;
}
.banner .banner_content>div {
	width:.4rem;height:.6rem;
	border:solid 1px white;
	border-radius:40%;
	margin:.15rem auto 0;
	position:relative;
}
.banner .banner_content>div .sj {
	width: 0;
	height: 0;
	border-width: .08rem;
	border-style: solid;
	border-color: white transparent transparent transparent;
	position: absolute;
	left: 0;right:0;top:0;bottom:0;
	margin:auto;
}

/*nav  样式代码*/
.nav {
	height:0.85rem;
	border-bottom:solid 0.01rem #999;
	margin-bottom: .6rem;
	font-size:.28rem;
}
.nav ul {
	list-style-type: none;
}
.nav ul  li {
	width:25%;
	float:left;
	text-align: center;
	line-height:.85rem;
}
.nav ul  li  a {
	color:#333;
	padding-bottom:.22rem;
	font-weight:bold;
}
.active {	
	border-bottom:solid 2px #333;
}


/*case_wraper  样式代码*/
.case_wraper {
	width:6.7rem;height:auto;
	overflow: hidden;
	margin:0 auto;
	font-size:.25rem;
}
.case_wraper .case_Row {
	height:2.3rem;
	margin-bottom:0.3rem;
}
.case_wraper .case_Row .case_item {
	width:3.2rem;height:inherit;
	float:left;
	border:solid 0.01rem #e8e8e8;
	border-radius:.05rem;
	text-align: center;
	border-radius:.1rem;
}
.case_wraper .case_Row .case_item>img {
	width:100%;height: 1.55rem;
	border-radius:.1rem;
}
.case_wraper .case_Row .case_item>p {
	margin-top:.1rem;
}
.case_wraper .case_Row .case_item:last-of-type {
	float:right;
}

/*more  样式代码*/
.more {
	width:2rem;height:.55rem;
	border:solid 1px #d9d9d9;
	border-radius:.1rem;
	margin:.6rem auto .36rem;
	text-align: center;
	line-height: .55rem;
	font-size:.25rem;
}

/*copyright  样式代码*/
.copyright {
	height:.8rem;
	text-align: center;
	font-size:.16rem;
	border-top:solid 1px #f2f2f2;
	color:#999;	
	padding-top:.2rem;
}