Along with skins, styles define the look and feel of your Flex applications. You can use styles to change the
appearance of a single component, or apply them across all components.
When working with custom components, you have several options for how you use styles. You can define your
custom components so that they contain no style information at all. That design allows the application developer
who is using your component to apply styles to match the rest of their application. For example, if you define a
custom component to display text, the application developer can style it to ensure
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