#st_1col{
	margin:0 auto;
	width:890px;
	padding-top:35px;
	text-align:left;
}

#st_1col #col_gauche{
	float:left;
	width:390px;
	text-align:left;
}


#st_1col #col_principale{
	float:left;
	width:480px;
	padding-left:18px;
	text-align:left;
}