@keyframes slides {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-100%);
    }
}
@keyframes slides-reverse {
    from {
        transform: translateX(-100%);
    }

    to {
        transform: translateX(0);
    }
}
.slider {
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}

.slider:before,
.slider:after {
    position: absolute;
    top: 0;
    content: '';
    width: 250px;
    height: 100%;
    z-index: 2;
}

.slider:before {
    left: 0;
    background: linear-gradient(to left, rgba(255, 255, 255, 0), #f1f1f1);
}

.slider:after {
    right: 0;
    background: linear-gradient(to right, rgba(255, 255, 255, 0), #f1f1f1);
}

.logo_items {
    width: max-content;
    display: inline-block;
    animation: 100s slides infinite linear;
}
.logo_items.reverse {
    animation: 100s slides-reverse infinite linear !important;
}


.logo_items img {
    height: 100px;
}