+scrollbar[align="vertical"] > slider > thumb[disabled="true"] {
+ list-style-image: url("chrome://global/skin/scroll-thumb-vert-disabled.gif")
+}
+
+thumb:active,
+thumb:hover:active {
+ background-color: #008484;
+}
+
+thumb:hover {
+ background-color: #FFCF00;
+}
+