Make submit buttons green and bounding labels blocks

   color: #002b36;
   font-size: .7em;
   text-transform: uppercase; }
+button[type=submit] {
+  background-color: #859900;
+  opacity: 80%; }
+button[type=submit]:hover {
+  opacity: 100%; }
+label.bounding {
+  display: block; }
 
 form#search {
   line-height: 1.15; }