Improve query panel styling

Change-Id: I75e22de40b92ad5fd90490473da3199933e149bb
diff --git a/dev/scss/main/buttongroup.scss b/dev/scss/main/buttongroup.scss
index b78ed88..ff283c3 100644
--- a/dev/scss/main/buttongroup.scss
+++ b/dev/scss/main/buttongroup.scss
@@ -51,7 +51,7 @@
 
       > span.check {
         @include icon-font;
-        width:      1.2em;
+        width:      1em;
         display:    inline-block;
         text-align: left;
 
@@ -129,6 +129,7 @@
 
 .button-icon {
   @include icon-font;
+  line-height: .7;
   > span {
     @include blind;
   }