/* بدون ستون سمت راست */
#co_center{
	width:100%;
	border-left:3px solid #d9dbdd;
	padding-right:0;
}
.yw_box{
	border-left:0;
	border-right:0;
}
 @media only screen and (min-width: 1016px) and (max-width: 1190px) {
	#co_center{
	width:100%;
}
 }
@media only screen and (min-width: 778px) and (max-width: 1015px) {
	#co_center{
	width:100%;
}
 }
 @media only screen and (min-width: 480px) and (max-width: 777px) {
	#co_center{
	width:inherit;
}
 }
 @media only screen and (min-width: 50px) and (max-width: 479px) {
	#co_center{
	width:inherit;
}
 }