If you used Mozilla Firefox for browsing, you can modify the look of your Firefox .It becomes more attractive and colorful.
By adding a few Add-on into your Firefox, ColorfulTabs add-on and AnyColor adds-on
Add it to your Firefox. AnyColor let you modify your firefox theme then you can create themes as you like. Now your firefox theme is more pleasant than before.
Try and look the result
Download AnyColor Firefox add-ons.