classbutton

Classbutton is a generic term in web development for a CSS class that applies button styling to an element. The concept is framework-agnostic and appears in many codebases as a reusable styling hook for interactive controls, such as button elements, anchor tags used as buttons, or other clickable elements.

In practice, a classbutton is added to elements to convey that they should look and behave like a button. Developers often combine it with modifier classes to indicate variants or states, following a naming convention such as classbutton, classbutton--primary, classbutton--secondary, or classbutton--disabled. This approach supports consistent visual language across a project and can be paired with a design system's tokens for colors, sizes, and typography.

Accessibility considerations are important when using a classbutton. Prefer native button elements with type="button" or type="submit" for actual actions. If using non-button elements, ensure keyboard operability, provide a focus outline, and use ARIA attributes as appropriate to indicate role and state. Avoid relying solely on styling classes to convey interactivity; semantics and accessibility should be maintained through the underlying HTML.

Variants and naming conventions vary by project. Some teams namespace their classes (for example, namespace-classbutton) to reduce collisions, while others adopt BEM-like patterns for clarity. Classbuttons are commonly found in design systems and CSS frameworks as a lightweight method to apply consistent button styling without resorting to full component libraries.

See also: HTML button element, CSS, design systems, BEM naming conventions.