Add a comment. Active Oldest Votes. Improve this answer. This is a much more clear, technical answer. Can you look into the page I posted? Or do you have a source for your statement? The fact that CSS3 is declarative and JS is imperative means by definition it should be faster and smoother. With CSS3 the browser knows all the frames from start to finish up-front, with JS, the frames have to largely be instructed.
If you search "CSS3" and "hardware accelerated" there are man articles. If anything the JS animations' frame rate should at least equals CSS3, especially with the recent performance busting optimisations of major JS engines.
I hope you understand that this doesnt quite answer my question. Please read the update in my post — Frederik Witte. Show 2 more comments.
Here's an approximation of how animations work: CSS3: "Please transition this as smoothly as reasonably possible. Niet the Dark Absol Niet the Dark Absol k 72 72 gold badges silver badges bronze badges. DatProgram Very true. It is second-best in this list I wrote.
Since you can't use CSS on canvas elements, it becomes first. Note: Always specify the animation-duration property, otherwise the duration is 0, and will never be played. We just launched W3Schools videos. Get certified by completing a course today! If you want to report an error, or if you want to make a suggestion, do not hesitate to send us an e-mail:.
Default value: none 0 ease 0 1 normal none running Inherited: no Animatable: no. Always animate block or inline-block level elements grid and flex containers and children are block-level elements too. You can set an element to display: inline-block when animating an inline-level element. Most of the Animate. This is manageable using the overflow: hidden property. There's no recipe to when and where to use it, but the basic idea is to use it in the parent holding the animated element.
It's up to you to figure out when and how to use it, this guide can help you understand it. Unfortunately, this isn't possible with pure CSS right now. You have to use Javascript to achieve this result. You can do a whole bunch of other stuff with animate. A simple example:. If you had a hard time understanding the previous function, have a look at const , classList , arrow functions , and Promises. However, it also comes with a breaking change: we have added a prefix for all of the Animate.
But fear not! Although the default build, animate. In the case of a new project, it's highly recommended to use the default prefixed version as it'll make sure that you'll hardly have classes conflicting with your project. Besides, in later versions, we might decide to discontinue the animate. Now, just run npm start and your highly optimized build will be generated at the root of the project. It's pretty straight forward to change animate's prefix on your custom build.
Change the animateConfig 's prefix property in the package. On supported platforms currently all the major browsers and OS, including mobile , users can select "reduce motion" on their operating system preferences, and it will turn off CSS transitions for them without any further work required. Pull requests are the way to go here. We only have two rules for submitting a pull request: match the naming convention camelCase, categorized [fades, bounces, etc.
That last one is important. This project and everyone participating in it is governed by the Contributor Covenant Code of Conduct. Call the animation "example". We just launched W3Schools videos. Get certified by completing a course today! If you want to report an error, or if you want to make a suggestion, do not hesitate to send us an e-mail:. Margins Margin Collapse.
Float Clear Float Examples. Navbar Vertical Navbar Horizontal Navbar. Shadow Effects Box Shadow. Property keyframes
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