.open-menu {
color:#fff;
cursor:pointer;
font-size:1rem;
padding:1rem;
position:absolute;
right:0;
top:0;
transition:transform 250ms ease;
}

.rotate { transform:rotate(135deg); }
.overflow {
	overflow-x:hidden;
	overflow-y:auto;
}

#mobile-nav {
	width:100%;
	z-index:1;
}

#mobile-nav ul {
	background-color:rgba(0,0,0,.1);
	display:none;
	margin:0;
	padding:0 10px;
	position:relative;
}

#mobile-nav ul:first-child {
	background-color:#337cb6;
}

#mobile-nav ul li {
	border-top:1px solid rgba(255,255,255,.075);
	list-style:none;
	margin-bottom:0;
	position:relative;
}

#mobile-nav ul li a {
	color:#fff;
	display:inline-block;
	font-size:1rem;
	padding:1rem;
	text-decoration:none;
	width:100%;
}

#mobile-nav ul ul {
	margin:0;
}

#mobile-nav ul ul li {
	border-top:none;
	padding-left:1rem;
}