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console 命令行工具 X clear 

                    

                        
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console

            
console.log(document.getElementById("container").style.animationDuration="15s")

            
<div id="container">
    <span>林XX</span>
    <span>陈XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>陈XX</span>
    <span>陈XX</span>
    <span>陈XX</span>
    <span>陈XX</span>
    <span>陈XX</span>
    <span>陈XX</span>
    <span>陈XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>林XX</span>
    <span>陈XX</span>
    <span>陈XX</span>
    <span>陈XX</span>
    <span>林XX</span>
</div>

            
@keyframes mymove{
    to{
        transform: translate(0,0)
    }
    from{
        transform: translate(1000px,0px)
    }
}
div{
    animation: mymove 5s infinite;
}