style tweak to details pane to make icon look less like a button.

css/app.css

@@ -857,6 +857,7 @@ a.selected:hover .toggle.icon  { background-position: -40px -180px;}
 
 .tag-wrap .grid-button-wrap .grid-entry {
     border-top: 0;
+    background: #f6f6f6;
 }
 
 .inspector-body .name {

js/id/ui/tag_editor.js

@@ -58,7 +58,7 @@ iD.ui.TagEditor = function(context, entity) {
         var typebutton = headerwrap.append('div')
             .attr('class','grid-button-wrap col4')
                 .append('div')
-                .attr('class','col12 grid-entry fillL');
+                .attr('class','col12 grid-entry');
 
         typebutton.append('div')
             .attr('class', 'icon' + (preset ?  ' feature-' + (preset.icon || 'marker-stroked') : ''));