#header, #footer { background-color: #222; }

#body_content { height: 0; padding: 0; margin: 0; }
#cover_wrap { width: 100%; }

#cover { text-align: center; margin: 0; }

@media (max-width: 767px) {
	#cover_wrap { margin-left: -20px; padding: 0 20px; }
}