body {
	font-family: helvetica;
	max-width: 750px;
	margin: 0 auto;

	font-size: 12px;	/* 需要限制一个字体大小，要不然的话默认字体大小也会跟着变 */
}
body * {
	-webkit-user-select: none;
	-webkit-touch-callout: none;
	-webkit-text-size-adjust: 100%;
}
a,button,input {
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
button,input {
	-webkit-appearance: none;
	border-radius: 0;
}
a {
	text-decoration: none;
}
input {
	outline: none;
	vertical-align: middle;
	padding: 0;
}
ul{
	margin: 0;
	padding: 0;
	list-style: none;
}
img{
	vertical-align: middle;
}
h1,h2,h3,h4,p{
	margin: 0;
}
.left {
	float: left;
}
.right {
	float: right;
}
.clearfix:after {
	content: '';
	display: block;
	clear: both;
}

@media screen and (min-width:750px){
	font-size:69.445px;
 
	/*页面达到750px时 根字体的大小9.259259259259261vw转成px为9.259259259259261vw*7.5px/vw=69.444px   */
}

html{
  font-size:9.259259259259261vw;
  /* 100*(clientWidth/designWidth) */
  /*iphone6 plus: 100*(414/1080)=38.333333333333336 px*/
  /* 1vw=414/100=4.14px */
  /* 38.333333333333336px/4.14=9.259259259259261vw */
}
 /* color="#46ae00" */
 #header{
   background-color:#46ae00;
   /* height:58.666666666666664px; */
	height:calc(176px / 3);


 }
 #header h1 img{
   width:calc(517px / 3);
   
   
 }
.right{
	height:calc(176px / 3);
	width:calc(276px / 3);
}

.bar a{
	display:inline-block;
	line-height: calc(176px / 3);
	text-align: center;
}
.bar img{
	width:calc(85px / 3);
}
.bar a:nth-of-type(1){
	padding-right:calc(62px / 3);
}
 .banner{
	 height:5.40rem;
	position:relative;
 }
 .banner .moveWrap img{
	  width:100%;
 }
.banner .control{
	position:absolute;
	bottom:0.34rem;
	text-align: center;
	left:50%;
	transform:translateX(-50%);

}
.control span{
	width:0.24rem;
	height:0.24rem;
	border-radius: 50%;
	background-color:#dddddd;
	display:inline-block;
	margin:0 0.08rem;
	
	
}
.control span.active{
	background-color:red;
}
/* nav */
.nav{
	padding-top:0.6rem;
	height:3rem;
	background-color:#ffffff;
}
.nav a{
	width:25%;
	 
	float:left;
	text-align: center;
}
.nav a img{
	width:1.8rem;
	height:1.8rem;
	display: block;
	margin:0 auto 0.16rem auto;
}
.nav a span{
	font-size:0.4rem;
	color:#666;
}
.id{
	height:4rem;
}
.id img{
	width:100%;
}
/* item */
.item{
 display: flex;
 justify-content: space-between;
 background-color: #f5f5f5;
 padding:0.2rem;
 padding-bottom:0;
}
 .pd{
	 padding-bottom:0.2rem;
 }

.item div img{
	width:4.5rem;
	height:6.4rem;
}
.item div.coloum{
	display: flex;
	width:5.7rem;
	flex-wrap:wrap;
	align-content: space-between;
}
.item div.coloum img{
	width:5.7rem;
	height:3.1rem;
}
/* footer */
#footer{
	height:calc(180px / 3);
	background-color: #ffffff;
	display:flex;
	justify-content: space-around;
	margin-top:0.2rem;
	box-shadow: 0 -0.06rem 0.06rem #dcdcdc;
}
 
#footer a img{
	width:calc(160px / 3);
}