Tweaked a few styles on the ThangsTabView.

app/styles/editor/level/add-thangs-view.sass

@@ -5,7 +5,7 @@
   $addPaletteIconWidth: 40px
   $addPaletteIconPadding: 0px
   $addPaletteIconMargin: 4px
-  $addPaletteWidth: ($addPaletteIconWidth + 2 * $addPaletteIconPadding + 2 * $addPaletteIconMargin) * $addPaletteIconColumns + 20
+  $addPaletteWidth: ($addPaletteIconWidth + 2 * $addPaletteIconPadding + 2 * $addPaletteIconMargin) * $addPaletteIconColumns + 26
 
   width: $addPaletteWidth
   background: white

app/styles/editor/level/thangs-tab-view.sass

@@ -2,19 +2,24 @@
    
 #thangs-tab-view
   $extantThangsWidth: 300px
-  
   position: absolute
   top: 0
   bottom: 0
   overflow: hidden
   left: 0
   right: 0
+  margin: -15px
   
+  #thangs-container-toggle, #thangs-palette-toggle
+    top: 5px
+
   #thangs-container-toggle
-    left: 0
+    left: 5px
+    box-shadow: 1px 1px 5px black
   
   #thangs-palette-toggle
-    right: 0
+    right: 5px
+    box-shadow: -1px 1px 5px black
     
   .toggle
     position: absolute
@@ -50,7 +55,7 @@
       margin: 0
       outline: thin
       border: none
-      border-top: 1px solid black
+      padding-top: 0
     
     .treema-children .treema-row *
       cursor: pointer !important

app/templates/editor/level/thangs-tab-view.jade

@@ -1,6 +1,6 @@
-button.toggle.btn-primary#thangs-container-toggle
+button.toggle.btn#thangs-container-toggle
   span.icon-list
-button.toggle.btn-primary#thangs-palette-toggle
+button.toggle.btn#thangs-palette-toggle
   span.icon-plus
 .thangs-container.hide#all-thangs
   h3(data-i18n="editor.level_tab_thangs_title") Current Thangs

app/views/editor/level/thangs/AddThangsView.coffee

@@ -12,7 +12,7 @@ class ThangTypeSearchCollection extends CocoCollection
 
 module.exports = class AddThangsView extends CocoView
   id: 'add-thangs-view'
-  className: 'add-thangs-palette hide'
+  className: 'add-thangs-palette'
   template: add_thangs_template
 
   events: