added hoverstate on buttons, plus added spacing to make them more square when...

added hoverstate on buttons, plus added spacing to make them more square when only the arrows are visible

app/assets/stylesheets/pages/builds.scss

@@ -38,6 +38,11 @@
       &.sticky {
         position: fixed;
       }
+
+      &:hover{
+        color: $ci-output-bg;
+        background-color: $white-light;
+      }
     }
 
     .autoscroll-container {
@@ -70,6 +75,10 @@
     }
 
     @media (max-width: $screen-sm-max) {
+      .btn {
+        padding: 6px 13px;
+      }
+
       i.fa {
         margin-right: 0;
       }