By Team Edtoolkits · Design & branding
Build @keyframes animations on a timeline with easing presets and a live preview. Move, rotate, scale, fade and recolour, then copy clean CSS. No libraries.
Use the guide alongside the working tool.
Open CSS Animation Builder →Get started
Pick a starting animation, or add keyframes by clicking the timeline.
Adjust and explore
Select a keyframe and set its position, rotation, size, opacity, colour and easing.
Save and share
Watch the live preview, then copy the CSS.
Privacy and limits
Animates one element with transform, opacity and background colour, which covers most UI effects. Easing curves are CSS built-ins and common cubic-bezier presets. Your work stays on your device.
Ready to apply this workflow?
Try CSS Animation Builder →Explore a related workflow
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Keep your original files and review the result. Found unclear instructions? Contact Team Edtoolkits.