* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: #f2f2f2;
}

@keyframes slide {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-100%);
    }
}

.logos{
    overflow:hidden;
    padding:60px 0;
    background:white;
    white-space:nowrap;
    position:relative;
}

.logos:before,
.logos:after {
    position: absolute;
    top: 0;
    width: 250px;
    height: 100%;
    content: "";
    z-index: 2;
}
.logos:before{
    left: 0;
    background: linear-gradient(to left, rgba(255, 255, 255, 0), white);
}
.logos:after{
    right: 0;
    background:linear-gradient(to right, rgba(255, 255, 255, 0), white);
}
.logos:hover .logos-slide {
    animation-play-state: paused;
}
.logos-slide {
    display: inline-block;
    animation: 35s slide infinite linear;
}
.logos-slide img{
    height: 50px;
    margin: 0 40px;
}