BuildUtilities

CSS Animation Generator – Free Online Tool

Create CSS keyframe animations with a visual timeline editor.

✦ FreeNo SignupInstantCSSCSS Animations & Effects Guide
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.animated {
  animation: bounce 1s ease infinite;
}

Example

Input

0%: opacity 0, transform translateY(20px) → 100%: opacity 1, transform translateY(0)

Output

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

A fade-in-up animation that transitions opacity and position.

How to Use CSS Animation Generator

  1. 1

    Define Keyframes

    Set CSS properties at different animation stages.

  2. 2

    Configure Timing

    Adjust duration, easing, delay, and iteration count.

  3. 3

    Preview & Copy

    Watch the animation play and copy the CSS code.

Common Use Cases

  • ✦Creating page load animations
  • ✦Building hover transition effects
  • ✦Designing loading spinners

Embed This Tool

Add this tool to your website or blog with a simple iframe embed.

<div style="max-width:480px"><iframe src="https://buildutilities.com/embed/css-animation-generator?ref=embed" width="480" height="360" frameborder="0" style="border-radius:8px;border:1px solid #2a2e3a;width:100%"></iframe><p style="font:11px sans-serif;color:#888;margin:4px 0 0;text-align:right">Powered by <a href="https://buildutilities.com/css-animation-generator?ref=embed" target="_blank" rel="noopener">BuildUtilities</a></p></div>

Share

Share a link to this tool. Results can be passed via URL parameters.

https://buildutilities.com/share/css-animation-generator

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