h1{
	text-align: center;
}
.main{
	clear: both;
	margin: 0 auto;
	width: 90%;
	font-size:22px;
}
.product_image{
	margin:10px 2px;
	max-width:1440px;
	min-width:600px;
}
.product_image img{
	display:block;
	margin: 0 auto;
	width:100%;
}

.mt40{
	margin-top:40px;
}