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

.header
{
	text-align: center;
}
.header
{
	float: left;
}
.header.fixed
{
	position: fixed;
	top: 0;
	left: 0;
}

.header a
{
	display: block;
	width: 28px;
	margin-top: 6px;
}
.header a:before,
.header a:after
{
	content: '';
	display: block;
	background: #fff;
	height: 2px;
}
.header a span
{
	background: #fff;
	display: block;
	height: 2px;
	margin: 6px 0;
}