Transform & Animation

CSS animation-delay Property

Specifies the amount of time to wait before starting an animation

Syntax

CSS
animation-delay: <time>;

Values

ValueDescription
0sNo delay (default)
0.5sHalf-second delay
300ms300ms delay
-0.5sStarts halfway through the first cycle

Example

CSS
.delayed {
  animation: fadeIn 0.3s ease-out 0.2s both;
}

Understanding CSS animation-delay

The CSS animation-delay property specifies the amount of time to wait before starting an animation. As part of the Transform & Animation module in CSS, it is one of the most commonly used properties for controlling the visual presentation of web pages.

You can set animation-delay to values such as 0s, 0.5s, 300ms, -0.5s, among others. Each value changes how the browser renders the affected element, giving you fine-grained control over your page layout and design. Choosing the right value depends on the specific design requirements of your project.

Common use cases for the animation-delay property include responsive web design, component-based layouts, and creating visually consistent interfaces across devices. It works closely with related properties like animation, animation-duration, animation-fill-mode to achieve complex styling effects. Understanding how these properties interact helps you write cleaner, more maintainable stylesheets.

Browser support for animation-delay is excellent across all modern browsers including Chrome, Firefox, Safari, and Edge. For older browsers, consider using fallback values or progressive enhancement strategies. The property can also be set dynamically via JavaScript using element.style.animationDelay or the CSS custom properties (variables) approach for theming.

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