@media screen and (max-width: 640px) and (min-width: 320px){
	.nav-sub{
		width: 90%;
		height: 70px;
	}
	.banner{
		top:70px;
	}
	.logo{
		margin-top: 18px;
		width: 18%;
	}
	.logo img{
		width: 135px;
		height: 38px;
	}
	.menu{
		width: 82%;
		margin-top: 40px;
	}
	.menu li{
		font-size: 1rem !important; 
		margin-left: 5px;
	}

	.banner{
		max-height: 525px;	
	}
	.banner-box{
		padding-top: 60px;
		background: url("bg2.png") no-repeat center top;
		height: 370px;
	}
	.banner-box p{
		/*letter-spacing: 1px;*/
		font-size: 1rem;
		height: 40px;
	}
	.banner-des{
		height: 100px;
		border-radius: 80px;
		width: 100px;
		overflow: hidden;
	}
	.banner-des img{
		width: 30px;
		height: 30px;
		margin-bottom: 8px;
		margin-top: 25px;
	}
	.banner-ios{
		font-size: 0.8rem;
		line-height: 15px;
	}
	.banner-box .arrow{
		margin: 10px auto 10px auto;
	}
	.content li{
		width: 85%;
		margin: 0px auto 60px auto;
		display: block;
	}
	
	.content li:first-child{
		margin-left: auto;
	}

	.content li h1{
		font-size: 1.5rem;
	}
	.content li p{
		font-size: 1.3rem;
		margin: 25px auto;
	}
	.content li img{
		width: 270px;
	}
	.content-text p, h2{
		width: 83%;
		margin: 0px auto 20px auto;
	}
	.footer{
		padding: 20px 0px;
	}
	.foot-box{
		width: 100%;
		margin:0px auto;
		line-height: 38px;
	}
	.login + .footer{
		display: none;
	}
	.login{
		margin-top: 70px;
		background-image: none;
		height: auto;
	}
	.login .wid-warp{
		width: auto;
		padding: 25px 20px;
		margin:0!important;
		background:none;
	}
	.wid-cont .item .int .put{
		padding:4px 0px 4px 0px;
	}
	.slect{
		margin: 0;
	}
}
@media only screen
and (min-device-width : 768px)
and (max-device-width : 1024px){
/* style */
.login{
	margin-top: 71px;
}

}
@media screen and (max-width: 980px) and (min-width: 640px) {
	.nav-sub{
		width: 85%;
		height: 70px;
	}
	.banner{
		top:70px;
	}
	.logo{
		margin-top: 18px;
		width: 18%;
	}
	.logo img{
		width: 180px;
		height: 40px;
	}
	.menu{
		width: 82%;
		margin-top: 40px;
	}
	.menu li{
		margin-left: 5%;
		font-size: 1.5rem;
	}
	.banner{
		max-height: 525px;	
	}
	.banner-box{
		padding-top: 154px;
		background: url("bg2.png") no-repeat center top;
		height: 270px;
	}
	.banner-box .arrow{
		margin: 23px auto 22px auto;
	}
	.content li{
		width: 85%;
		margin: 0px auto 60px auto;
		display: block;
	}
	
	.content li:first-child{
		margin-left: auto;
	}

	.content li h1{
		font-size: 2.5rem;
	}
	.content li p{
		font-size: 1.9rem;
		margin: 40px auto;
		line-height: 40px;
	}
	.content li img{
		width: 496px;
	}
	.content-text p, h2{
		width: 80%;
		margin: 0px auto 20px auto;
	}
}