JSFiddle - React, Tailwind, and code Playground

HTML

<html>

  <head>
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css">
  </head>

  <body class="vh-100">
    <div class="h-100 container-fluid">
      <div class="row">
        <div class="col-10 bg-warning">
          A
        </div>
        <div class="col-2 bg-primary">
          B
        </div>
      </div>
      <div class="row">
        <div class="col-2 bg-danger">
          C
        </div>
        <div class="col-10 bg-success">
          D<br>The<br>content<br>of<br>this<br>cell<br>should<br>overflow<br>
          with<br>scrollbars<br>only<br>
        </div>
      </div>
    </div>
  </body>

</html>