* {
    margin: 0;padding: 0;
    box-sizing: border-box;
   
}
body{
    font-size: 0;
}
a {
    text-decoration: none;
}

li {
    list-style: none;
}

.index{
	width:100%;
	
}
.index .a{
	overflow: hidden;
	width:100%;
	height: 7rem;
	background-image: url('https://cdn.hdg.yusong.com.cn/staticserver/static/download/h5/img/bg.png');
	background-size: 100% 100%;
}
.index .a .a_1{
	width:1.04rem;
	margin:.4rem auto .15rem;
}
.index .a .a_1 img{
	width:1.04rem;
	height: 1.04rem;
}
.index .a .a_2{
	text-align: center;
	font-size: .32rem;
	color:#fff;
}
.a_3{
	width:6.9rem;
	padding-top: .4rem;
	margin:auto;
	display: flex;
	justify-content: space-around;
}
.a4{
	margin:.48rem auto;
	width: 4.20rem;
	height: .72rem;
	text-align: center;
	line-height: .72rem;
	background: #ffffff;
	border-radius: .36rem;
	font-size: .28rem;
	font-family: PingFang SC Regular, PingFang SC Regular-Regular;
	font-weight: 400;

	color: #1792dc;
}
.qrcode-box{
	/* width:1.6rem; */
	/* height: 1.6rem; */
	box-sizing: unset;
}
.qrcode-box img{
	/* width:1.6rem; */
	/* height: 1.6rem; */
}
.qrcode-border{
	/* width: 1.8rem; */
	/* height: 1.8rem; */
	background-color: #fff;
	/* border: 4px solid #fff; */
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 5px;
}
/* #qrcode2{
	width:1.6rem;
	height: 1.6rem;
	margin-bottom:.2rem;
}
 #qrcode2 img{
	width:1.6rem;
	height: 1.6rem;
	margin-bottom:.2rem;
} */
.a_3 .a_31 div:nth-child(1) img{
	width:1.6rem;
	height: 1.6rem;
}
 .a_3 .a_31 div:nth-child(2){
	 font-size: .28rem;
	 color:#fff;
	 text-align: center;
	 padding-top: .3rem;
 }
 .b_1{
	 width:80%;
	 margin:.4rem auto .22rem;
	 text-align: center;
	 color:#303133;
	 font-size: .36rem;
 }
 .b_2{
	 width:65%;
	 text-align: center;
	 margin:0 auto;
	 color:#909399;
	 font-size: .24rem;
 }
 .b_3{
	 width:4.25rem;
	  height: 4.19rem;
	  margin:.3rem auto;
 }
  .b_3 img{
	width:4.25rem;
	 height: 4.19rem;
 }