*{
	margin: 0;
	padding: 0;
	list-style: none;
	text-decoration: none;
}
div, li , ul{
	box-sizing: border-box;
}
.fl{
	float: left;
}
.fr{
	float: right;
}
body{
	max-width: 750px;
	margin: 0 auto;
	background: #fff;
	font-size: 1px;
}
img{
	display: block;
	    max-width: 100%;
}