The following example shows how you can selectively style Spark List controls in Flex 4 using Advanced CSS and the styleName property or the id property. Full code after the jump. 1) The following example uses s|List selector and applies the baseColor style to ALL Spark List component instances in your Flex application: <?xml version="1.0" encoding="utf-8"?> <!-- http://blog.flexexamples.com/2009/11/05/applying-styles-to-specific-spark-list-controls-in-flex-4/ --> <s:Application [...]