.gallery-container {
    align-items: center;
    background: #E3E3E3;
    display: flex;
    height: 100vh;
    justify-content: center;
}

@-webkit-keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(-250px * 5));
    }
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(-250px * 5));
    }
}

.slider {
    overflow: hidden;
    position: relative;
    margin-top: -25px;
}

.slider::before, .slider::after {
    background: linear-gradient(to right, white 0%, rgba(255, 255, 255, 0) 100%);
    content: "";
    height: 165px;
    position: absolute;
    width: 200px;
    z-index: 2;
}

.slider::after {
    right: 0;
    top: 0;
    transform: rotateZ(180deg);
}

.slider::before {
    left: 0;
    top: 0;
}

.slider .slide-track {
    -webkit-animation: scroll 30s linear infinite;
    animation: scroll 30s linear infinite;
    display: flex;
    width: calc(250px * 8);
}

.slider .slide {
    height: 160px;
    width: 250px;
    margin-right: 40px;
    flex: none;
    background-size: cover;
    border-radius: 10px;
}

@media (max-width: 640px) {
    .slider .slide {
        width: 200px;
        height: 128px;
        margin-right: 30px;
    }

    .slider::before, .slider::after {
        width: 100px;
        height: 128px;
    }
}

@media (max-width: 460px) {
    .slider .slide {
        width: 148px;
        height: 95px;
        margin-right: 20px;
    }

    .slider::before, .slider::after {
        width: 80px;
        height: 95px;
    }
}