Update Win7 css editor area
diff --git a/platform/org.eclipse.platform/css/e4_default_win7.css b/platform/org.eclipse.platform/css/e4_default_win7.css
index 6b821f4..c4838bd 100644
--- a/platform/org.eclipse.platform/css/e4_default_win7.css
+++ b/platform/org.eclipse.platform/css/e4_default_win7.css
@@ -27,3 +27,21 @@
 	background-color: #F5F7FC #E1E6F6 100%;
 }
 
+#org-eclipse-ui-editorss {
+   tab-renderer: url('platform:/plugin/org.eclipse.e4.ui.workbench.renderers.swt/org.eclipse.e4.ui.workbench.renderers.swt.CTabRendering');
+   unselected-tabs-color: #F0F0F0 #F0F0F0 #F0F0F0 100% 100%;
+   outer-keyline-color: #B4B4B4;
+   inner-keyline-color: #F0F0F0;
+   tab-outline: #F0F0F0;
+   color: #F0F0F0;
+   tab-height: 8px;
+   padding: 0px 5px 7px;
+}
+
+#org-eclipse-ui-editorss .MPartStack {
+   shadow-visible: false;
+}
+
+CTabFolder Canvas {
+  background-color: #F8F8F8;
+}