body{font-weight: 300;color: #4b4b4b;font-family: "Open Sans",Arial,Helvetica,sans-serif;}
ul{list-style: none;padding: 0;}
@media only screen and (min-width: 320px) {
	.navsty{
		min-height: 60px;
		background: #000;
		box-shadow: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.1);
		margin-bottom: 0;
		position: relative;
		border: 0;
	}
	.nbac{
		background: url(../img/bac.jpg) no-repeat center center fixed;
		background-size: cover;
	}
	.navcon{position: relative;}
	.nheader{
		position: relative;
		max-width: 100%;
		height: 60px;
    margin: 0 auto;
    padding-left: 10px;
    padding-right: 10px;
	}
	.navbar-default .navbar-toggle .ibar{
		background-color: #fff;
	}
	.logo{
		position: absolute;
		top: 5px;
		left: 5px;
		display: block;
		padding: 2px;
	}
	.logo>img{
		width: 154px;
		height: 45px;
		display: inline-block;
		vertical-align: top;
	}
	.navbar-toggle,.navbar-toggle:hover{
		border: 0;
		background: transparent;
		margin: 10px 16px 0 0;
	}
	.navbar-toggle .icon-bar{
		padding: 2px 0;
		width: 25px;
	}
	#menu{
		display: none;
		text-align: center;
	}
	#menu ul{
		list-style: none;
		padding: 5px 0;
		margin: 0;
	}
	#menu ul li{
		padding: 5px 10px;
	}
	#menu ul li a {
    display: block;
    padding: 5px;
    color: #fff;
    font-weight: 400;
}
	.content{
		position: relative;
		z-index: 9;
	}
	.bac{
		padding-bottom: 40px;
		background: url(../img/bac.jpg) no-repeat center center fixed;
		background-size: cover;
	}
	.cont{
		position: relative;
    max-width: 100%;
    width: 90%;
    height: 100%;
    margin: 0 auto;
    padding-left: 10px;
    padding-right: 10px;
    padding: 60px 0 40px;
	}
	.bcont{
		width: 90%;
		margin: 0 auto;
		text-align: left;
		color: #fff;
	}
	.bcont h1,.bcont h2{
		font-weight: 300;
	}
	.bcont h1{
		font-size: 48px;
	}
	.bcont h2{
		font-size: 42px;
	}
	.dbtn,.dbtn:hover,.dbtn:focus{
		display: inline-block;
		width: 202px;
		height: 60px;
		/*background: #0070F1;*/
		/* margin-left:50px; */
		margin-right:20px;
		color: #fff;
		text-align: center;
		line-height: 60px;
		font-size: 22px;
		text-decoration: none;
		border-radius: 4px;
		margin-top: 64px;
		font-weight: 600;
		-webkit-border-radius: 4px;
		-moz-border-radius: 4px;
		-ms-border-radius: 4px;
		-o-border-radius: 4px;
}
	.ccont{
		padding-top: 40px;
	}
	.ctitle{
		text-align: center;
		margin-bottom: 55px;
		font-size: 34px;
		font-weight: 600;
	}
	.titles{
		text-align: left;
		margin: 25px 0;
		line-height: 40px;
		font-weight: 600;
	}
	.conts{
		padding: 0;
	}
	.conts h2{
		font-size: 34px;
	}
	.conts h3{
		font-size: 25px;
	}
	.conts p{
		line-height: 25px;
		font-size: 16px;
		margin: 10px 0;
	}
	.clist{
		margin-bottom: 40px;
		text-align: center;
		overflow: hidden;
	}
	.feature-item{
		width: 100%;
		margin-bottom: 60px;
	}
	.item1,.item2{
		-webkit-transition-delay: 0.1s;
    transition-delay: 0.1s;
    -webkit-transform: translate3d(0, 50px, 0);
    -moz-transform: translate3d(0, 50px, 0);
    -ms-transform: translate3d(0, 50px, 0);
    -o-transform: translate3d(0, 50px, 0);
    transform: translate3d(0, 50px, 0);
    -webkit-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    opacity: 0;
	}
	.item2{
		-webkit-transition-delay: 0.6s;
    transition-delay: 0.6s;
	}
	.itemUp {
    -webkit-transform: translate3d(0, 0, 0);
    -moz-transform: translate3d(0, 0, 0);
    -ms-transform: translate3d(0, 0, 0);
    -o-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
    opacity: 1;
	}
	.item-title{
		margin: 18px 0 20px;
		text-align: center;
		font-size: 25px;
		font-weight: 600;
	}
	.item-description{
		font-size: 18px;
		margin: 0 0 20px;
		color: #4e4e4e;
	}
	.footer{
		width: 100%;
		font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    padding-top: 30px;
    padding-bottom: 20px;
    background-color: #273443;
    text-align: center;
	}
	.cfooter{
		margin-top: 40px;
	}
	.footer a {
    color: rgba(255, 255, 255, 0.6);
	}
	.footer a:hover {
    color: rgba(255, 255, 255, 1);
	}
}
@media only screen and (min-width: 769px) {
	.navsty{
		width: 100%;
		max-height: 120px;
		background: transparent;
		position: absolute;
		top: 0;
		left: 0;
		z-index: 999;
		box-shadow: none;
	}
	.nbac{
		background: url(../img/bac.jpg) no-repeat center center fixed;
		background-size: cover;
	}
	.navcon{
		height: 80px;
		min-height: 80px;
		width: 768px;
		margin: 0 auto;
	}
	.logo{
		top: 15px;
	}
	.ldiv{
		float: right;
		margin-top: 23px;
		padding: 2px 18px;
		line-height: 28px;
		color: #fff;
		border: 1px solid #fff;
		border-radius: 6px;
		cursor: pointer;
		font-size: 18px;
		font-weight: 600;
	}
	.cont{
		width: 768px;
	}
	.acont{
		padding-top: 100px;
	}
	.feature-item{
		width: 50%;
		float: left;
		padding: 0 50px;
		min-height: 300px;
		margin-bottom: 10px;
	}
	.bac{
		padding-top: 160px;
		min-height: 700px;
	}
	.bcont{
		width: 100%;
	}
	.ios_mark a{
		display: inline-block;
		margin: 0 auto;
		padding: 10px;
		text-align: center;
		text-decoration: none;
		font-size: 16px;
		color: #4b4b4b;
		margin-left:66px;
		/* margin-right:20px; */
	}
}
@media only screen and (min-width: 1024px) {
	.navsty{
		width: 100%;
		max-height: 120px;
		background: transparent;
		position: absolute;
		top: 0;
		left: 0;
		z-index: 999;
		box-shadow: none;
	}
	.nbac{
		background: url(../img/bac.jpg) no-repeat center center fixed;
		background-size: cover;
	}
	.navcon{
		height: 80px;
		min-height: 80px;
		width: 1000px;
		margin: 0 auto;
	}
	.cont{
		width: 1000px;
	}
}