<div class="container">
<div class="item"></div>
</div>
.container {
width:100vw;
height:100vh;
display:grid;
place-items:center;
}
.item {
display:inline-block;
width:100px;
aspect-ratio:1/1;
background:red;
}
window.addEventListener("DOMContentLoaded", () => {
gsap.to(".item", {
x: 100,
duration: 2
});
});
This Pen doesn't use any external CSS resources.