.border_style {
            width: 400px;
            height: 400px;
            background-color: black;
            margin: auto;
        }

        @keyframes sprite-animation {
            0% {
                background-position: 0 0;
            }

            100% {
                background-position: 0 -2064px;
                /* 假设每个图像的宽度为100px */
            }
        }
        .wrj_box {
            width: 86px;
            height: 86px;
            background-image: url("./wurenji.png");
            animation: sprite-animation 1s steps(24) infinite;
            z-index: 2000;

        }

<div class="border_style">
        <div class="wrj_box"></div>
    </div>