.top-nav nav 
{
	position:fixed;
	background:none;
	z-index:10000;
	width:100%;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	transition: all 0.5s;
	padding: .5em 0;
}

.top-nav nav.navScroll 
{
	background:rgba(0,0,0,0.7);
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	transition: all 0.5s;
	color: #ff5722;
	background-color: #rgba(25,25,26,0.8);
    box-shadow: 0px 2px 5px #2b2b2b;
}