body {
    align-items: center;
    justify-content: center;
}
.slider {
    height: 100px;
    margin: auto;
    overflow: hidden;
    position: relative;
    width: auto;
}
.slider .slide-tracker {
    animation: scroll 30s linear infinite;
    animation-iteration-count: infinite;
    display: flex;
    width: auto;
}
@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(-250px * 14));
    }
}
.slider .logo { 
    height: 100px;
    width: 180px;
    margin-right: 100px;
    justify-content: space-between;
}
.logo img {
    width: 200px;
    height: auto;
}