#user_content {
	padding-top: 10px;
	padding-bottom: 10px;
	padding-left: 25px;
	padding-right: 25px;
}
#user_content .some-class {

}
@media (min-width: 768px) and (max-width: 991px) {

}

@media (min-width: 992px) and (max-width: 1199px) {

}

@media screen and (max-width: 767px) {
	#user_content {
		padding-left: 10px;
		padding-right: 10px;
	}
}