1.動畫

（1）@keyframes

@keyframes mymove{
    from {
        top:0px;
    } 
    to {
        top:200px;
    }
}
@-moz-keyframes mymove{
    from {
        top:0px;
    } 
    to {
        top:200px;
    }
}
@-webkit-keyframes mymove{
    from {
        top:0px;
    } 
    to {
        top:200px;
    }
}
@-o-keyframes mymove
 
{
    from {
        top:0px;
    } 
    to {
        top:200px;
    }
}

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