css styling for Flex PopUpButton

How can I give a specific color (Let's say red) to the border of dropdown menu of Flex PopUpButton. Also if how can I set text properties (text should be bold) of dropdown Menu开发者_运维百科 of PopUpButton.

Thanks in advance - Atul

Go to:

Flex3 Style Explorer

On the left select Buttons and select PopUpButton and you will be able to see the styles you can change for this control...

For example,

change border color with: borderColor: #ff0000;

there color with: themeColor: #ff0000;

etc... Ladislav