.dropdown-menu .sub-menu {
		left: 100%;
		position: absolute;
		top: 0;
		visibility: hidden;
		margin-top: -1px;
	}
	
	.dropdown-menu li:hover .sub-menu {
		visibility: visible;
	}
	
	.dropdown:hover .dropdown-menu {
		display: block;
	}
	
	.nav-tabs .dropdown-menu, .nav-pills .dropdown-menu, .navbar .dropdown-menu {
		margin-top: 0;
	}
	
	.navbar .sub-menu:before {
		border-bottom: 7px solid transparent;
		border-left: none;
		border-right: 7px solid rgba(0, 0, 0, 0.2);
		border-top: 7px solid transparent;
		left: -7px;
		top: 10px;
	}
	.navbar .sub-menu:after {
		border-top: 6px solid transparent;
		border-left: none;
		border-right: 6px solid #fff;
		border-bottom: 6px solid transparent;
		left: 10px;
		top: 11px;
		left: -6px;
	}