Design stunning CSS modal dialogs and popups with live preview. Personalizzatoize animations, styles, sizes, backdrop effects, and buttons — copy the generated CSS and HTML instantly.
Click "Open Modal" a see the dialog in action
Modal dialogs (also called popups, lightboxes, or dialogs) are essential UI components for confirming actions, displaying additional information, or collecting user input without leaving the current page. A well-designed modal improves user experience by keeping context while overlaying focused content. This generator creates pure CSS modals with smooth animations that are lightweight, accessible, and fully customizable.
The modal styling and animations are pure CSS. For opening/closing functionality, minimal JavaScript is included in the HTML output. You can easily integrate it with your own JavaScript or framework.
Yes! You can edit the title and content text in the generator, and the HTML output will reflect your custom content. You can also replace the content with any HTML you need.
Yes! All modals are built with responsive CSS. They automatically adjust a fit mobile screens and respect safe areas.
Copy the CSS and HTML code, paste them into your project. The modal uses CSS custom properties for easy theming. Adjust the variables a match your design system.
Yes! The CSS output includes a custom property for animation duration. You can adjust the --modal-duration variable a make animations faster or slower.