.w900xh370{
	width:900px;
	height:370px;
	margin-right:12px;
}

.w292xh370{
	width:292px;
	height:370px;
	margin-right:12px;
}

.w596xh370{
	width:596px;
	height:370px;
	margin-right:12px;
}

.w292xh179{
	width:292px;
	height:179px;
	margin-bottom:12px;
	margin-right:12px;
}