.blockchain-animation, .blockchain2-animation {
    display: flex;
    justify-content: center;
    overflow: hidden;
    width: 100%;
}

.blockchain-animation {
    background: linear-gradient(black 50%, rgb(0, 0, 30));
    padding: 5vw 0;
}
.blockchain2-animation {
    background: linear-gradient(rgb(0, 0, 30), black 55%);
    padding: 5vw 0;
}

.blockchain-animation, .blockchain2-animation {
    height: 5vw;
}

.blockchain-animation > img {
    animation: blockchain-animate 10s linear infinite;
}

.blockchain2-animation > img {
    animation: blockchain2-animate 10s linear infinite;
}

@keyframes blockchain-animate {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

@keyframes blockchain2-animate {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(50%);
    }
}