![]() ![]() ![]() While performance is sensitive to the particular system and its load, performance tools can help you understand the work the browser's doing to render your site, and help you prevent and diagnose problems when they occur. These animations can consume CPU and/or cause jank. ![]() Code based animations, be it CSS, SVG,, webGL or other JavaScript animations, can cause performance issues even if the bandwidth footprint is small. The performance cost of animating a CSS property can vary from one property to another, and animating expensive CSS properties can result in jank as the browser struggles to hit a smooth frame rate.įor animated media, such as video and animated gifs, the main performance concern is file size - downloading the file size fast enough to not negatively impact performance is the greatest issue. Animation on the web can be done via SVG, JavaScript, including and WebGL, CSS animation,, animated gifs and even animated PNGs and other image types.
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