Improve vertical alignment of variant form elements

app/assets/stylesheets/darkswarm/_shop-popovers.scss

@@ -52,9 +52,8 @@ button.graph-button {
   // z-index: 9999999
   padding: 0;
   margin: 0;
-  display: inline;
+  display: inline-block;
   background-color: rgba(255, 255, 255, 0.5);
-  vertical-align: bottom;
 
   @include box-shadow(none);
 

app/assets/stylesheets/darkswarm/_shop-product-rows.scss

@@ -22,6 +22,12 @@
           opacity: 0.2;
         }
 
+        .variant-name,
+        .variant-price,
+        .total-price {
+          line-height: 2.5em;
+        }
+
         // Variant name
         .variant-name {
           padding-left: 7.9375rem;