tweaked bottom and top height

src/mol-plugin/skin/base/variables.scss

@@ -15,10 +15,10 @@ $expanded-right-width:   300px;
 $expanded-left-width:    300px;
 
 $expanded-portrait-bottom-height: 10 * ($row-height + 1) + 3 * $control-spacing + 1;
-$expanded-portrait-top-height:    2 * $row-height + 1;
+$expanded-portrait-top-height:    3 * $row-height + 1;
 
 $standard-bottom-height: 8 * ($row-height + 1) + 3 * $control-spacing + 1;
-$standard-top-height:    2 * $row-height + 1;
+$standard-top-height:    3 * $row-height + 1;
 
 //////////////////////////////////////////////////
 // ENTITY COLORS