1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <title>css-keyframes</title> 6 <link href="style.css" rel="stylesheet" type="text/css"> 7 </head> 8 <body> 9 <div><span></span></div>10 </body>11 </html>
1 @-webkit-keyframes move{ //定义名为move的动画函数 目前chrome对其支持较好 所以加-webkit-前缀 2 0%{ //时间达到0%时坐标位置为（0,0） 3 transform:translate(0px,0px);//应用该动画的标签位置为（0,0） 4 } 5 20%{ 6 transform:translate(100px,80px); 7 } 8 50%{ 9 transform:translate(200px,0px);10 }11 100%{12 transform:translate(400px,80px);13 }14 }15 div {16 width: 300px;17 height: 100px;18 background: blue;19 border:1px solid red;20 margin: 20px 100px;21 }22 span{23 display:inline-block;24 width:20px;25 height:20px;26 border-radius:10px;27 background:yellow;28 -webkit-animation-name:move;//调用move动画29 -webkit-animation-duration:10s;//move动画从0%到100%的用时，单位为s30 -webkit-animation-timing-function:ease;//表示动画播放方式 ease（速度由快到慢）linear（恒定速度）ease-in(加速变化31 32 ) ease-out(减速变化) ease-in-out(先加速在减速)33 -webkit-animation-direction:normal;//表示动画播放方向 normal（默认从0%到100%） alternate(偶数次从0%到100%，基数34 35 次100%到0%)36 -webkit-animation-delay:2s;//动画延时2秒播放37 -webkit-animation-iteration-count:infinite;//动画播放的次数 infinite表示无限次38 -webkit-animation-play-state:running;//播放还是paused39 -webkit-animation-fill-mode:none;//定义动画开始之前和结束之后发生的操作 none（动画结束时返回第一帧） forwards(动40 41 画结束后显示最后一帧) backwards（元素应用动画样式时迅速应用动画的第一帧） both（元素动画同时具有forwards和42 43 backwards效果）44 45 }
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