body {
  background-color: #333;
}

img {
  width: 100px;
  height: 100px;
  animation: scroll 60s linear infinite;
}

.slide-track {
  width: 100%;
  display: flex;
  gap: 3em;
  overflow: hidden;
}

.slider {
  margin-top: 70px;
  background-color: whitesmoke;
  padding: 8em 2em;
}

@keyframes scroll {
  0% {transform: translateX(0);}
  100% {transform: translatex(-1000%)}
}