.wan1 {
	float: right;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 8px;
	margin-left: 8px;
}
.wan2 {
	float: left;
	margin-top: 0px;
	margin-right: 8px;
	margin-bottom: 8px;
	margin-left: 0px;
}
.wan3 {
	float: left;
	margin-top: 8px;
	margin-right: 8px;
	margin-bottom: 8px;
	margin-left: 0px;
}
.wan4 {
	float: right;
	margin-top: 8px;
	margin-right: 0px;
	margin-bottom: 8px;
	margin-left: 8px;
}