#desk {
    width: 1600px; height: 1600px;
    background-color: blueviolet;
    margin: 150px auto;
    contain: paint;
}

#background2 {
    position: absolute;
    width: 100%; height: 100%;
    background-color: rgba(255, 0, 0, 0.432);
    flex-wrap: wrap;
}
@keyframes smokeScroll_2 {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(-53%);
    }
}

#backgroundSolid2 {
    background-image: url(images/backgroundSolid.jpg);
    width: 1600px; height: 100%;
    background-size: 1280px 720px;
    opacity: 100%;
    animation: smokeScroll_2 60s linear infinite;
    animation-direction: reverse;
}

.backgroundSmoke2 {
    position: absolute;
    filter: brightness(1);
    background-repeat: repeat;
}
#backgroundSmoke2_1 {
    background-image: url(images/backgroundSmoke.jpg);
    width: 3840px; height: 720px;
    opacity: 20%;
    animation: smokeScroll_1 25s linear infinite;
    animation-direction: reverse;
}
#backgroundSmoke2_2 {
    background-image: url(images/backgroundSmoke.jpg);
    width: 3840px; height: 720px;
    opacity: 25%;
    margin: -2.560px;
    animation: smokeScroll_1 20s linear infinite;
    
}