.clear {
	clear: both;
}
.clearfix {
	*zoom: 1;
}
.clearfix:before,.clearfix:after {
	content: " ";
	display: table;
}
.clearfix:after {
	clear: both;
}
.hide {
	display: none;
}
*,*:before,*:after {
	-moz-box-sizing: border-box;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
}