diff --git a/src/DAT/GUI/GUI.js b/src/DAT/GUI/GUI.js
index a25c3c8..5f6ac55 100644
--- a/src/DAT/GUI/GUI.js
+++ b/src/DAT/GUI/GUI.js
@@ -460,6 +460,14 @@ DAT.GUI = function(parameters) {
         DAT.GUI.toggleHide();
       }
     }, false);
+
+    if (DAT.GUI.inlineCSS) {
+      var styleSheet = document.createElement('style');
+      styleSheet.setAttribute('type', 'text/css');
+      styleSheet.innerHTML = DAT.GUI.inlineCSS;
+      document.head.insertBefore(styleSheet, document.head.firstChild);
+    }
+
   }
 
 };
@@ -685,4 +693,4 @@ if (DAT.GUI.getVarFromURL('saveString') != null) {
   DAT.GUI.load(DAT.GUI.getVarFromURL('saveString'));
 }
 
-window["DAT.GUI"] = DAT.GUI;
\ No newline at end of file
+window["DAT.GUI"] = DAT.GUI;