JSFiddle - React, Tailwind, and code Playground

HTML

<div class="parent">
    <div class="child"></div>
</div>

CSS

.parent{
    width: 960px;
    background-color: red;
    margin: 0 auto;
    position: relative;    
}

.child{
    background-color: yellow;
    height: 200px;
    position: absolute;
    left: -100%;
    width:9999999px;
}

div{
    height: 400px;
}

body{
    background-color: blue;
    overflow:hidden;
}