.progress {
    box-shadow: rgba(0,0,0,0.15) 0 3px 5px
}

body {
    background-image: url("../images/icons/cross.svg");
    background-repeat: repeat;
    background-size: 20px 20px;
    animation: move-bg 20s linear infinite;
}
@keyframes move-bg {
    from {
        background-position: 0 20px;
    }
    to {
        background-position: 0 100px; /* смещаем по X */
    }
}

@keyframes move-bg-vert {
    from {
        background-position: 0 100px;
    }
    to {
        background-position: 100px 0;
    }

}
.cross-bg {
    background-image: url("../images/icons/cross.svg");
    background-repeat: repeat;
    background-size: 5px 5px;
}

.pattern-bg {
    background-image: url("../images/wip-pattern.png");
    background-repeat: repeat;
    background-size: 400px;
    animation: move-bg-vert 20s linear infinite;
    height: 160px;
}