VIP26/day18/css/1.照片墙.css

* {
    margin: 0;
    padding: 0;
}

body {
    background: rgba(0, 0, 0, .5);
}

img {
    width: 120px;
    height: 120px;
    position: absolute;
    top: -120px;
    left: -120px;
    transition: all 2s ease;
    /* transition-delay: 0ms; */
}