JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
    <div class="full-width"></div>
</div>

CSS

.full-width {
    position: absolute;
    width: 100%;
    left: 0;
    right:0;
    border: 10px red solid;
}

.container {
    max-width: 1440px;
    border: 10px black solid; 
    height:50vh
    }