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HTML

              
                <div class="marquee">
  <div class="marquee__group">
    <img src='https://images.unsplash.com/photo-1548199973-03cce0bbc87b?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ3MzQ&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1583511666445-775f1f2116f5?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ3MzQ&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1586917383423-c25e88ac05ce?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ3NzU&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1560743173-567a3b5658b1?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ3NzU&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1603232644140-bb47da511b92?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ4MDE&ixlib=rb-1.2.1&q=80&w=400' alt=''>
  </div>

  <div aria-hidden="true" class="marquee__group">
    <img src='https://images.unsplash.com/photo-1548199973-03cce0bbc87b?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ3MzQ&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1583511666445-775f1f2116f5?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ3MzQ&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1586917383423-c25e88ac05ce?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ3NzU&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1560743173-567a3b5658b1?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ3NzU&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1603232644140-bb47da511b92?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ4MDE&ixlib=rb-1.2.1&q=80&w=400' alt=''>
  </div>
</div>

<div class="marquee marquee--borders" style="--duration: 100s">
  <div class="marquee__group">
    <p>The Dogs of Unsplash</p>
    <p aria-hidden="true">The Dogs of Unsplash</p>
    <p aria-hidden="true">The Dogs of Unsplash</p>
  </div>

  <div aria-hidden="true" class="marquee__group">
    <p>The Dogs of Unsplash</p>
    <p>The Dogs of Unsplash</p>
    <p>The Dogs of Unsplash</p>
  </div>
</div>

<div class="marquee marquee--reverse">
  <div class="marquee__group">
    <img src='https://images.unsplash.com/photo-1546421845-6471bdcf3edf?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ4MDE&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1518378188025-22bd89516ee2?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ4MDE&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1571772805064-207c8435df79?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ4MDE&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1602067340370-bdcebe8d1930?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDUyMTM&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1508948956644-0017e845d797?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDUyMTM&ixlib=rb-1.2.1&q=80&w=400' alt=''>
  </div>

  <div aria-hidden="true" class="marquee__group">
    <img src='https://images.unsplash.com/photo-1546421845-6471bdcf3edf?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ4MDE&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1518378188025-22bd89516ee2?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ4MDE&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1571772805064-207c8435df79?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDQ4MDE&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1602067340370-bdcebe8d1930?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDUyMTM&ixlib=rb-1.2.1&q=80&w=400' alt=''>
    <img src='https://images.unsplash.com/photo-1508948956644-0017e845d797?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzMjM4NDZ8MHwxfHJhbmRvbXx8fHx8fHx8fDE2NTk0MDUyMTM&ixlib=rb-1.2.1&q=80&w=400' alt=''>
  </div>
</div>
              
            
!

CSS

              
                @import url("https://fonts.googleapis.com/css2?family=Corben:wght@700&display=swap");

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
}

body {
  --space: 2rem;

  display: grid;
  align-content: center;
  overflow: hidden;
  gap: var(--space);
  width: 100%;
  font-family: "Corben", system-ui, sans-serif;
  font-size: 1.5rem;
  line-height: 1.5;
}

.marquee {
  --duration: 60s;
  --gap: var(--space);

  display: flex;
  overflow: hidden;
  user-select: none;
  gap: var(--gap);
  transform: skewY(-3deg);
}

.marquee__group {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: var(--gap);
  min-width: 100%;
  animation: scroll var(--duration) linear infinite;
}

@media (prefers-reduced-motion: reduce) {
  .marquee__group {
    animation-play-state: paused;
  }
}

.marquee__group img {
  max-width: clamp(10rem, 1rem + 28vmin, 20rem);
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 1rem;
}

.marquee__group p {
  background-image: linear-gradient(
    75deg,
    hsl(240deg 70% 49%) 0%,
    hsl(253deg 70% 49%) 11%,
    hsl(267deg 70% 49%) 22%,
    hsl(280deg 71% 48%) 33%,
    hsl(293deg 71% 48%) 44%,
    hsl(307deg 71% 48%) 56%,
    hsl(320deg 71% 48%) 67%,
    hsl(333deg 72% 48%) 78%,
    hsl(347deg 72% 48%) 89%,
    hsl(0deg 73% 47%) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.marquee--borders {
  border-block: 3px solid dodgerblue;
  padding-block: 0.75rem;
}

.marquee--reverse .marquee__group {
  animation-direction: reverse;
  animation-delay: calc(var(--duration) / -2);
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(calc(-100% - var(--gap)));
  }
}

              
            
!

JS

              
                
              
            
!
999px

Console