JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
  <div class="page">
    <div style="background-color: #f0a; height: 400px;">
      This entire element is a dummy!
    </div>
  </div>
  <div class="page">
    <div style="background-color: #0af; height: 300px;">
      This entire element is a dummy!
    </div>
  </div>
  <div class="page">
    <div style="background-color: #fa0; height: 200px;">
      This entire element is a dummy!
    </div>
  </div>
</div>

SCSS

.container:after {
  content: '';
  display: table;
  clear: both;
}

.page {
  float: left;
  width: 100%;
  margin-right: -100%; 
}