#block-global-theme-mainmenu {
	display:block;
}

#block-global-theme-mainmenu-2 {
	display:none;
}

@media (max-width: 768px) {
	
	#block-global-theme-mainmenu {
		display:none;
	}

	#block-global-theme-mainmenu-2 {
		display:block;
	}
}