In animation and filmmaking, a key frame (or keyframe) is a drawing or shot that defines the starting and ending points of a smooth transition. These are called frames because their position in time is …

The CSS @keyframes rule is used to control the steps in an animation sequence by defining CSS styles for points along the animation sequence. An animation is created by gradually changing from one set …

Jan 7, 2026 · Each @keyframes rule contains a style list of keyframe selectors, which specify percentages along the animation when the keyframe occurs, and a block containing the styles for …

Apr 8, 2025 · As a recap, @keyframes defines the element’s styles at specific points throughout the animation, and the browser will figure out the values between them.

Aug 31, 2021 · CSS keyframe animations are incredibly flexible and powerful, but they’re also a bit weird. In this deep-dive tutorial, we'll learn how CSS keyframes work from the ground up, and see …

Jun 5, 2025 · Learn about keyframes, keyframe types in animation tools, how to use them for smooth transitions, and how to pinpoint the best use cases!

In curly braces, keyframe selectors are put, which define keyframes in the animation sequence when the styles should be changed. During the animation sequence, the set of CSS styles can be changed …