CSS3 ????? ??
CSS3? ????? ?? ??? ?? ??? ??:
? ??? ????? ?????? ????? ??? ? ??? ??? ???? ? ?????.
????? ??? ?? ??? ??? CSS3? ????? ?? ???? ?? ??? ??? ?????.
?? ??:
animation-direction：normal | alternate [ , normal | alternate ]*
???? ??:
1.normal: ?????? ?? ???? ?????.
2.alternate: ???? ???? ??? ?????.
?? ?? ??:
?? ?? ?? ???? ?? ??? ?????.
?? ???? ??? animationDirection ???.
?? ?:
<!DOCTYPE html>
<html>
<head>
<meta charset=" utf-8">
<meta name="author" content="http://ipnx.cn/" />
<title>php中文網(wǎng)</title>
<style type="text/css">
div{
width:100px;
height:100px;
background:red;
position:relative;
animation:theanimation 5s infinite;
-webkit-animation:theanimation 5s infinite;
-moz-animation:theanimation 5s infinite;
-o-animation:theanimation 5s infinite;
-ms-animation:theanimation 5s infinite;
animation-direction:alternate;
-webkit-animation-direction:alternate;
-moz-animation-direction:alternate;
-o-animation-direction:alternate;
-ms-animation-direction:alternate;
}
@keyframes theanimation{
0% {left:0px;}
100% {left:200px;}
}
@-webkit-keyframes theanimation{
0% {left:0px;}
100% {left:200px;}
}
@-moz-keyframes theanimation{
0% {left:0px;}
100% {left:200px;}
}
@-o-keyframes theanimation{
0% {left:0px;}
100% {left:200px;}
}
@-ms-keyframes theanimation{
0% {left:0px;}
100% {left:200px;}
}
</style>
</head>
<body>
<div></div>
</body>
</html>? ??? ?????? ???? ????? ??? ????? ??? ? ????.
<!DOCTYPE html>
<html>
<head>
<meta charset=" utf-8">
<meta name="author" content="http://ipnx.cn/" />
<title>php中文網(wǎng)</title>
<style type="text/css">
div{
width:100px;
height:100px;
background:red;
position:relative;
animation:firstanimation 5s infinite,secondanimation 2s infinite;
-webkit-animation:firstanimation 5s infinite,secondanimation 2s infinite;
-moz-animation:firstanimation 5s infinite,secondanimation 2s infinite;
-o-animation:firstanimation 5s infinite,secondanimation 2s infinite;
-ms-animation:firstanimation 5s infinite,secondanimation 2s infinite;
animation-direction:alternate,normal;
-webkit-animation-direction:alternate,normal;
-moz-animation-direction:alternate,normal;
-o-animation-direction:alternate,normal;
-ms-animation-direction:alternate,normal;
}
@keyframes firstanimation{
0% {left:0px;}
100% {left:200px;}
}
@-webkit-keyframes firstanimation{
0% {left:0px;}
100% {left:200px;}
}
@-moz-keyframes firstanimation{
0% {left:0px;}
100% {left:200px;}
}
@-o-keyframes firstanimation{
0% {left:0px;}
100% {left:200px;}
}
@-ms-keyframes firstanimation{
0% {left:0px;}
100% {left:200px;}
}
@keyframes secondanimation{
0% {top:0px;}
100% {top:200px;}
}
@-webkit-keyframes secondanimation{
0% {top:0px;}
100% {top:200px;}
}
@-moz-keyframes secondanimation{
0% {top:0px;}
100% {top:200px;}
}
@-o-keyframes secondanimation{
0% {top:0px;}
100% {top:200px;}
}
@-ms-keyframes secondanimation{
0% {top:0px;}
100% {top:200px;}
}
</style>
</head>
<body>
<div></div>
</body>
</html>
? ??? ?? ? ?? ?????? ??? ? ????. ??? ? ???? ??? ??? ? ??, ?? ??? ?????? ??? ? ????.
