* {

	margin: 0;

	padding: 0;

	list-style: none;

	text-decoration: none;

}

.clearfix, .c {

	zoom: 1;

	clear: both;

}

.clearfix:after, .clearfix:before, .c:after, .c:before {

	display: table;

	content: "";

}

.clearfix:after, .c:after {

	clear: both;

}

/* Write your styles */

.l {

	float: left;

}

.r {

	float: right;

}

.box {

	width: 1200px;

	margin: 0 auto;

}