body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

.watermark {
    position: absolute;
    bottom: 7%;
    right: 4%;
}

.watermark>a {
    color: gray;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 14px;
    text-decoration: none;
    transition: color ease-out .5s;
}

.watermark>a:hover {
    color: white;
    transition: color ease-in .5s;
}

div.background {
    overflow: hidden;
    display: flex;
    height: 100%;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;

    /*
    &:hover .bg-group {
        animation-play-state: paused;
    }
    */
}


.bg {
    display: flex;
    height: inherit;
    /* 
    sometimes there is vertical white line on the edge
       setting margin helps to get rid of it
    */    
}

.bg-group {
    display: flex;
    flex-direction: row;
    will-change: transform;
}

.reverse {
    -webkit-transform: scaleX(-1);
    -moz-transform: scaleX(-1);
    -o-transform: scaleX(-1);
    transform: scaleX(-1);

    margin-right: -1px;
}

@supports (-moz-appearance: none) {
    .reverse {
        margin-left: -1px !important;
    }
}   

@keyframes scrolling {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-100%);
    }
}

.bg-scrolling-1 {
    animation: scrolling 10s linear infinite;
}

.bg-scrolling-2 {
    animation: scrolling 20s linear infinite;
}

.bg-scrolling-3 {
    animation: scrolling 30s linear infinite;
}

.bg-scrolling-4 {
    animation: scrolling 40s linear infinite;
}

.bg-scrolling-5 {
    animation: scrolling 50s linear infinite;
}

.bg-scrolling-6 {
    animation: scrolling 60s linear infinite;
}