[Setup]: WizardStyle

Valid values:

classic or modern

Default value:

classic
Description:

If this directive is set to modern, Setup and Uninstall will show a more modern look and also the defaults for WizardResizable and WizardSizePercent change to respectively yes and 120,120.

Use Anchors and KeepSizeY properties to add full support for WizardResizable and WizardSizePercent to all your custom controls and wizard pages if you have any. See the CodeClasses.iss example script for an example.