直播间消息队列css3动画

.animate-queue{
            transform: translateX(-400px);
            animation: queue5s forwards;
        }
@keyframes queue{
   
    0%{
        transform: translate3d(-400px,0,0);
    }
    20%{
        transform: translate3d(0,0,0);
    }
    40%,60%,80%,90% {
        transform: translate3d(0,0,0);
    }
    99% {
        transform: translate3d(-400px,0,0);
    }
}