<section class="h-100vh content-center">
  HOME
</section>
<div class="container">
  <section class="slider lightgreen content-center">A</section>
  <section class="slider lightblue content-center">B</section>
  <section class="slider pink content-center">C</section>
  <section class="slider orange content-center">D</section>
  <section class="slider yellow content-center">E</section>
</div>

<section class="h-100vh content-center">
  THE END
</section>

* {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  height: 100vh;
  position: relative;
  display: flex;
  width: 500vw;
}

.content-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.h-100vh {
  height: 100vh;
}

section {
  width: 100%;
}

.lightgreen {
  background: lightgreen;  
}

.lightblue {
  background: lightblue;
}

.pink {
  background: pink;
}

.orange {
  background: orange;
}

.yellow {
  background: yellow;
}

// const allSlider = gsap.utils.toArray('.slider')
const allSlider = document.querySelectorAll('.slider')

gsap.to('.slider', {
  xPercent: -100 * ( allSlider.length -1 ),
  ease: 'none',
  scrollTrigger: {
    markers: true,
    trigger: '.container',
    scrub: 1,
    pin: true,
    snap: 1 / ( allSlider.length -1 ),
    end: () => `+=${document.querySelector('.container').offsetWidth}`
  }
})