<div class="section section1">请滚动</div>
<div class="section">
  <div class="box"></div>
</div>

.section {
  height: 100vh;
}
.section1 {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}
.box {
  width: 100px;
  height: 100px;
  background: pink;
}

gsap.registerPlugin(ScrollTrigger)

gsap.to('.box', {
  scrollTrigger: '.box',
  x: 500,
  background: 'purple',
  duration: 3,
})