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You can choose a theme to alter the appearance of your form. Live Forms provides two global themes : Clear or Professional Blue. The Clear theme gives your form a clear (white) background and the Professional Blue gives your form a soft blue background.
Of course, you may [[V4_Customizing_Themes | create a custom theme]] instead instead of using the default themes. After you have added the customized them it will appear in the dropdown list along with the pre-defined options.
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