2013年2月5日 — The -moz prefix is supported fine in Firefox 18. The original source pasted in this bug is just not valid CSS, as the web console in Firefox ...
Definition and Usage. The @keyframes rule specifies the animation code. The animation is created by gradually changing from one set of CSS styles to another.
2024年3月25日 — The @keyframes CSS at-rule controls the intermediate steps in a CSS animation sequence by defining styles for keyframes (or waypoints) along ...