.banner{
    width:100%;
}
.banner img{
    width:100%;
}
.content{
	width:1200px;
    margin:12px auto 64px;
    height: 1136px;
    background: url('../images/intro_bg.png') no-repeat;
    position: relative;
}
.content .text-bg{
	width: 1128px;
	height: 1062px;
	opacity: 0.1;
	background: #fff;
	border-radius: 5px;
	z-index: 1;
	position: absolute;
	left: 36px;
	top: 36px;
}
.content .text{
	color: #fff;
	z-index: 10;
	padding: 78px 110px;
	position: relative;
}
.content img{
  max-width: 100%;
}
.content .text h2{
	font-weight: normal;
	font-size: 18px;
}
.content .text h2 span.num{
	font-size: 60px;
	font-family: Lucida Grande;
}
.content .text h2 span{
	font-size: 60px;
	font-family: Trebuchet MS;
}
.content .text h2 .circle{
	width: 16px;
	height: 16px;
	border: 1px solid #fff;
	border-radius: 8px;
	position: absolute;
	top: 92px;
	left: 92px;
}
@media screen and (max-width: 740px){
	.content,.content .text-bg{
		width: 100%;
		height: auto;
	}
	.content{
		background-size: cover;
	}
	.content .text{
		padding: 10px 30px;
	}
	.content .text h2 .circle{
		top: 26px;
		left: 15px;
	}
}