HTML
CSS
JavaScript
HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>IT书包</title>
</head>
<body>

<div class="demo_box ease">ease</div>
<div class="demo_box linear">linear</div>
<div class="demo_box ease-in">ease-in</div>
<div class="demo_box ease-out">ease-out</div>
<div class="demo_box ease-in-out">ease-in-out</div>
<div class="demo_box step-start">step-start</div>
<div class="demo_box step-end">step-end</div>
<div class="demo_box steps">steps(2)</div>
<div class="demo_box cubic-bezier">cubic-bezier(0.52,0,0.58,1.0)</div> 

</body>
</html>
CSS
.demo_box {
    border: 1px solid #3DA5DC;
    background: #a4dcf9;
    height: 100px;
    width: 200px;
    text-align: center;
    color: #fff;
}
.demo_box{
    -webkit-animation:f1 2s 0.5s forwards;
    -moz-animation:f1 2s 0.5s forwards;
    position:relative;
    left:10px;
    width:50px;
    height:50px;
    border-radius:50px;
    margin:10px 0;
    overflow:hidden;
}
.ease{ 
    -webkit-animation-timing-function:ease;
    -moz-animation-timing-function:ease;
}
.linear{
    -webkit-animation-timing-function:linear;
    -moz-animation-timing-function:linear;
}
.ease-in{
    -webkit-animation-timing-function:ease-in;
    -moz-animation-timing-function:ease-in;
}
.ease-out{
    -webkit-animation-timing-function:ease-out;
    -moz-animation-timing-function:ease-out;
}
.ease-in-out{
    -webkit-animation-timing-function:ease-in-out;
    -moz-animation-timing-function:ease-in-out;
}
.step-start{
    -webkit-animation-timing-function:step-start;
    -moz-animation-timing-function:step-start
}
.step-end{
    -webkit-animation-timing-function:step-end;
    -moz-animation-timing-function:step-end;
}
.steps{
    -webkit-animation-timing-function:steps(2);
    -moz-animation-timing-function:steps(2)
}
.cubic-bezier{
    -webkit-animation-timing-function:cubic-bezier(0.52,0,0.58,1.0);
    -moz-animation-timing-function:cubic-bezier(0.52,0,0.58,1.0);
}
@-webkit-keyframes f1{
    0%{left:10px;}
    100%{left:500px;}
}
@-moz-keyframes f1{
    0%{left:10px;}
    100%{left:500px;background:#f00}
}
JavaScript