css: move menu .tip visibility to layout.scss

assets/sass/app.scss

@@ -10,28 +10,4 @@ body > header {
 		font-size: 18px;
 		line-height: 18px;
 	}
-
-	nav {
-		ul {
-			li {
-				a, button {
-					.tip {
-						position: static;
-						display: block;
-						visibility: visible;
-						height: auto;
-						padding: 0 0 0 4px;
-						transform: none;
-						color: inherit;
-
-						opacity: 1;
-						background: transparent;
-						text-transform: uppercase;
-						font-size: 16px;
-						line-height: 16px;
-					}
-				}
-			}
-		}
-	}
 }

assets/sass/layout.scss

@@ -156,10 +156,22 @@ body > header {
 					}
 
 					.tip {
+						position: static;
+						visibility: visible;
+						opacity: 1;
 						display: block;
+						height: auto;
 						margin-left: 8px;
-						text-transform: inherit;
+						padding: 0 0 0 4px;
+						transform: none;
+
+						font-size: 16px;
+						line-height: 16px;
+
+						color: inherit;
+						text-transform: uppercase;
 						font-weight: inherit;
+						background: transparent;
 					}
 				}
 
@@ -251,10 +263,6 @@ body > header {
 					margin-top: 0;
 					margin-left: 8px;
 
-					a, button, .button {
-						@include tip;
-					}
-
 					&:last-child {
 						a, button, .button {
 							.tip {