nav:not(.mm-menu){
	display: none;
}

.header{
	
	background: #222;
	width:100%;
	height:45px;
}

.content{
	padding-top:50px;
}

.header.fixed
{
	position: fixed;
	top: 0;
	left: 0;
	z-index: 10;
}
.footer.fixed
{
	position: fixed;
	bottom: 0;
	left: 0;
}

.header a
{
	display: block;
	width: 28px;
	height: 18px;
	position: absolute;
	top: 0;
	left: 0;
}