@media screen and (min-width: 769px) {
.topbg{
	width:100%;
	margin:0 auto;
	height:82px;
	background:#fff;
	position:fixed;
	top:0;
}
.toplogo{
	width:1200px;
	margin:12px auto;
}
.pc_banner{
	width:100%;
	height:518px;
	margin-top:82px;
	background:url(../img/banner-pc.jpg) no-repeat center;
}
.sj_banner{
	display:none;
}
.youshi{
	width:1200px;
	margin:0 auto;
}
.youshitit{
	font-size:46px;
	line-height:200px;
	text-align:center;
}
.youshi li{
	width:240px;
	float:left;
	font-size:24px;
	line-height:106px;
	text-align:center;
}
.yinsi{
	width:1200px;
	margin:0 auto;
	font-size:14px;
	line-height:30px;
}
.yinsitit{
	font-size:46px;
	line-height:200px;
	text-align:center;
}

.banquan{
	margin:50px auto;
	font-size:16px;
	text-align:center;
	line-height:40px;
}




}
@media screen and (max-width: 768px) {
html {
    padding: 0;
    margin:0;
    font-size: 625%;
    -webkit-text-size-adjust: none;
    -webkit-overflow-scrolling: touch;
    /*10 ÷ 16 × 100% = 62.5%*/
}

body {
    padding: 0;
    font-size: .14rem;
    max-width: 768px;
    margin: 0 auto;
    -webkit-overflow-scrolling: touch;
    /*1.4 × 10px = 14px */
}
body {
    margin: 0;
    padding: 0;
    color: #444;
    font-family: SourceHanSerifSC-Regular, Arial, Helvetica, sans-serif;
}

img {
    border: none;
    vertical-align: middle;
}
.clear_sj{
	clear:both;
}
@media only screen and (min-width: 375px) {
    html {
        font-size: 700%!important
    }
}
@media only screen and (min-width: 410px) {
    html {
        font-size: 800%!important
    }
}
@media only screen and (min-width: 481px) {
    html {
        font-size: 940%!important
    }
}

@media only screen and (min-width: 561px) {
    html {
        font-size: 1090%!important
    }
}

@media only screen and (min-width: 641px) {
    html {
        font-size: 1250%!important
    }
    body {
        margin: 0 auto;
        max-width: 768px
    }
}
img{
	width:100%;
	border:none;
}
.pc_banner{
	display:none;
}

.topbg{
	width:100%;
	margin:0 auto;
	height:.42rem;
	background:#fff;
	position:fixed;
	top:0;
}
.toplogo{
	width:90%;
	margin:12px auto;
}

.sj_banner{
	margin-top:.42rem;
}
.youshi{
	width:92%;
	margin:0 auto;
}
.youshitit{
	font-size:.24rem;
	line-height:1rem;
	text-align:center;
}
.youshi li{
	width:50%;
	float:left;
	font-size:.12rem;
	line-height:.36rem;
	text-align:center;
}
.youshi img{
	width:60%;
}
.yinsi{
	width:92%;
	margin:0 auto;
	font-size:14px;
	line-height:30px;
}
.yinsitit{
	font-size:.24rem;
	line-height:1rem;
	text-align:center;
}

.banquan{
	margin:.2rem auto;
	font-size:.12rem;
	text-align:center;
	line-height:.2rem;
}









}