My web error like this
my web: u can see:
CSS Syntax
animation-delay: time | initial | inherit;

Cấu trúc:


<div></div>

<style> 
 div {
    width: 100px;
    height: 100px;
    background: red;
    position: relative;
    animation: mymove 5s infinite;
    animation-delay: -2s;
    -webkit-animation: mymove 5s infinite; 
    -webkit-animation-delay: -2s;

}
@-webkit-keyframes mymove {
    from {left: 0px;}
    to {left: 200px;}
}

@keyframes mymove {
    from {left: 0px;}
    to {left: 200px;}
}

</style>