Desktop-/mobile-only css classes.

frontend/styles/global.scss

@@ -112,10 +112,9 @@ textarea {
 
 .vin-button {
   font-family: Arial;
-  $color: #b7debd;
   position: relative;
   display: inline-block;
-  background: $color;
+  background: $primary;
   color: #333;
   padding: 10px 30px;
   margin: 0;

frontend/styles/media-queries.scss

@@ -25,4 +25,16 @@ $desktop-max: 2004px;
   @media (min-width: #{$desktop-max + 1px}){
     @content;
   }
+}
+
+.desktop-only {
+  @include mobile {
+    display: none;
+  }
+}
+
+.mobile-only {
+  @include tablet {
+    display: none;
+  }
 }