nav:not(.mm-menu)
{
	display: none;
}
.header a.mmenu{
	display: none;
	height: 39px;
	left: 15px;
	padding: 10px 5px;
	position: absolute;
	top: 53px;
	width: 32px;
	z-index: 999;
}
.header a.mmenu:before,
.header a.mmenu:after
{
	content: '';
	display: block;
	background: #fff;
	height: 2px;
}
.header a.mmenu span
{
	background: #fff;
	display: block;
	height: 2px;
	margin: 4px 0;
}


@media only screen and (max-width: 870px) {
	.header a.mmenu {display:block } 
}