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The theme can be selected dynamically via the form Url parameter _themeId. This parameter takes precedence over the theme selected at either the Application or in the Form itself as shown above. _themeId can be set to either the name to name of the theme, "Picasso Professional", as an example, or it can be set to the unique theme Id. You can find the Id via the Copy Link Location on the Edit button or theme name in the Themes tab.Yellow". Here is an example using the Just the Iframe share code. The theme is set to "yellow" which is a theme that was uploaded to by the designer.
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