JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html lan="en">
  <head>
    <meta charset="UTF-8">
    <meta name="description" content="bootstrap-ex05">
    <meta name="author" content="Ines Mathy">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="bootstrap-ex05.css">
    <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-9aIt2nRpC12Uk9gS9baDl411NQApFmC26EwAOH8WgZl5MYYxFfc+NcPb1dKGj7Sk" crossorigin="anonymous">  </head>

  <body>
      <div class="container-fluid">
          <div class="row">
              <div class="col-xs-4 col-lg-4">Logo</div>
              <div class="col-xs-8 col-lg-8">Titre</div>
          </div>
          <div class="row">
              <div class="col-lg-12">Hero</div>
          </div>
          <div class="row">
              <div class="col-xs-12 col-lg-4">Zone 1</div>
              <div class="col-xs-12 col-lg-4">Zone 2</div>
              <div class="col-xs-12 col-lg-4">Zone 3</div>
          </div>
          <div class="row">
              <div class="col-xs-8 col-lg-4">Zone 5</div>
              <div class="col-xs-4 col-lg-8">Zone 6</div>
          </div>
          <div class="row">
              <div class="col-xs-12 col-lg-12">Footer</div>
          </div>
      </div>
  </body>

CSS

body {
    padding-top: 30px;
    padding-left: 40px;
    padding-right: 40px;
  }
  
  .container-fluid {
    font-size: medium;
    font-weight: 300;
    padding-right: 40px;
    padding-left: 40px;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 40px;
  }

  
  
  [class*="col-"]{
    background-color: #e1e1ea;
    border: 1px solid #a5a5c0;
    line-height: 40px;
    text-align: center;
    margin-bottom: 20px;
    padding : 10px;
  }