.xia{
height:90px;
}
.banner img{
    width: 100%;
}

.main{
width:1200px;
margin:20px auto;
}
.protitle{
    text-align: center;
    padding-top: 30px;
}
.protitle p{
    line-height: 40px;
    font-size: 24px;
    font-weight:bold;
}
.prosmall{
    text-align: center;
    padding-bottom: 20px;
}
.prosmall{
    line-height: 40px;
    font-size: 18px;
    color: #666;
}

.product{
	width: 1200px;
	margin: 0 auto;
	clear: both;
}
.productper{
	width: 200px;
	padding: 20px 20px 0 20px;
	float: left;
}
.productimg{
	width: 200px;
	height: 200px;
	padding: 50px 0;
	background-color: #eee;
	text-align: center;
}
.productimg img{
	height: 200px;
}
.producttit{
	width: 200px;
    border-bottom: 1px solid #000;
    text-align: left;
    padding-top: 10px;
}
.producttit p{
	line-height: 40px;
	font-size:14px;
	font-weight: bold;
}
.productcon{
	padding: 10px 0;
}
.productcon p{
	line-height: 30px;
	font-size: 14px;
    color: #333;
}