Odstranění spodní hrany navigace

sass/_nav.scss

@@ -4,7 +4,6 @@ nav {
 	width:100%;
 	background:$nav-background-primary;
 	color:$nav-h1-color;
-	border-bottom:$nav-border;
 
 	h1 a {
 		color:$nav-h1-color;

sass/_variables.scss

@@ -28,7 +28,6 @@ $nav-color:#fff;
 $nav-background-primary:#333;
 $nav-background-secondary:#555;
 $nav-anchor-hover-color:$anchor-hover-color;
-$nav-border:2px solid $border;
 $nav-h1-margin:1em 0;
 $nav-h1-color:$primary;