Home > Article > Web Front-end > What is @keyframes
What is @keyframes
- 青灯夜游Original
- 2019-01-30 11:28:2314170browse
@keyframes is a rule of CSS that can be used to define the behavior of a period of CSS animation and create simple animations.
css @keyframes
Function: Through @keyframes rules, you Ability to create animations.
Description:
The principle of creating animation is to gradually change one set of CSS styles into another set of styles. You can change this set of CSS styles multiple times during the animation. Specifies when the change occurs as a percentage, or via the keywords "from" and "to", which are equivalent to 0% and 100%. 0% is the start time of the animation, 100% is the end time of the animation. For best browser support, you should always define 0% and 100% selectors.
Note: Please use the animation property to control the appearance of the animation and bind the animation to the selector.
css @keyframes usage example
<!DOCTYPE html>
<html>
<head>
<style>
div
{
width:100px;
height:100px;
background:red;
position:relative;
animation:mymove 5s infinite;
-moz-animation:mymove 5s infinite; /* Firefox */
-webkit-animation:mymove 5s infinite; /* Safari and Chrome */
-o-animation:mymove 5s infinite; /* Opera */
}
@keyframes mymove
{
0% {top:0px;}
25% {top:200px;}
75% {top:50px}
100% {top:100px;}
}
@-moz-keyframes mymove /* Firefox */
{
0% {top:0px;}
25% {top:200px;}
75% {top:50px}
100% {top:100px;}
}
@-webkit-keyframes mymove /* Safari and Chrome */
{
0% {top:0px;}
25% {top:200px;}
75% {top:50px}
100% {top:100px;}
}
@-o-keyframes mymove /* Opera */
{
0% {top:0px;}
25% {top:200px;}
75% {top:50px}
100% {top:100px;}
}
</style>
</head>
<body>
<p><b>注释：</b>本例在 Internet Explorer 中无效。</p>
<div></div>
</body>
</html>Rendering:
The above is the entire content of this article, I hope it will be helpful to everyone's study. For more exciting content, you can pay attention to the relevant tutorial columns of the PHP Chinese website! ! !
The above is the detailed content of What is @keyframes. For more information, please follow other related articles on the PHP Chinese website!