Cadres de conception Web réactifs


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Il existe de nombreux frameworks CSS gratuits qui offrent un design réactif.


Utiliser W3.CSS

Un excellent moyen de créer un design réactif consiste à utiliser une feuille de style réactive, comme W3.CSS : https://www.w3schools.com/w3css/default.asp

W3.CSS facilite le développement de sites esthétiques, quelle que soit leur taille !

W3.CSS Demo

Resize the page to see the responsiveness!

London

London is the capital city of England.

It is the most populous city in the United Kingdom, with a metropolitan area of over 13 million inhabitants.

Paris

Paris is the capital of France.

The Paris area is one of the largest population centers in Europe, with more than 12 million inhabitants.

Tokyo

Tokyo is the capital of Japan.

It is the center of the Greater Tokyo Area, and the most populous metropolitan area in the world.

Exemple

<!DOCTYPE html>
<html>
<meta name="viewport" 
 content="width=device-width, initial-scale=1">
<link rel="stylesheet" 
 href="https://www.w3schools.com/w3css/4/w3.css">
<body>
<div 
 class="w3-container w3-blue">
  <h1>W3Schools Demo</h1> 
  
 <p>Resize this responsive page!</p> 
</div>
<div 
 class="w3-row-padding">
  <div class="w3-third">
    <h2>London</h2>
    <p>London is the capital city of England.</p>
    <p>It is the most populous city in the United Kingdom,
    with a 
 metropolitan area of over 13 million inhabitants.</p>
  </div>
  <div 
 class="w3-third">
    <h2>Paris</h2>
    <p>Paris is 
 the capital of France.</p> 
    <p>The Paris area is one of the largest 
 population centers in Europe,
    with more than 12 million 
 inhabitants.</p>
  </div>
  <div class="w3-third">
    
 <h2>Tokyo</h2>
    <p>Tokyo is the capital of Japan.</p>
    <p>It 
 is the center of the Greater Tokyo Area,
    and the most populous 
 metropolitan area in the world.</p>
  </div>
</div>
</body>
 </html>

Essayez-le vous-même →

<!DOCTYPE html>
<html>
<title>W3.CSS</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://www.w3schools.com/w3css/4/w3.css">
<body>

<div class="w3-container w3-blue">
  <h1>W3Schools Demo</h1> 
  <p>Resize this responsive page!</p> 
</div>

<div class="w3-row-padding">
  <div class="w3-third">
    <h2>London</h2>
    <p>London is the capital city of England.</p>
    <p>It is the most populous city in the United Kingdom,
    with a metropolitan area of over 13 million inhabitants.</p>
  </div>

  <div class="w3-third">
    <h2>Paris</h2>
    <p>Paris is the capital of France.</p> 
    <p>The Paris area is one of the largest population centers in Europe,
    with more than 12 million inhabitants.</p>
  </div>

  <div class="w3-third">
    <h2>Tokyo</h2>
    <p>Tokyo is the capital of Japan.</p>
    <p>It is the center of the Greater Tokyo Area,
    and the most populous metropolitan area in the world.</p>
  </div>
</div>

</body>
</html>


Pour en savoir plus sur W3.CSS, lisez notre didacticiel W3.CSS.



Amorcer

Un autre framework populaire est Bootstrap. Il utilise HTML et CSS pour créer pages Web réactives :

Exemple

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap 5 Example</title>
<meta charset="utf-8">
<meta 
  name="viewport" content="width=device-width, initial-scale=1">
<link 
  href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" 
  rel="stylesheet">
<script 
  src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
  </head>
<body>
<div class="container-fluid p-5 bg-primary text-white 
  text-center">
  <h1>My First Bootstrap Page</h1>
  <p>Resize 
  this responsive page to see the effect!</p> 
</div>
<div class="container mt-5">
  <div class="row">
    
  <div class="col-sm-4">
      <h3>Column 1</h3>
      
  <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit...</p>
      
  <p>Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris...</p>
    
  </div>
    <div class="col-sm-4">
      
  <h3>Column 2</h3>
      <p>Lorem ipsum dolor sit 
  amet, consectetur adipisicing elit...</p>
      
  <p>Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris...</p>
    
  </div>
    <div class="col-sm-4">
      
  <h3>Column 3</h3> 
      <p>Lorem ipsum dolor sit 
  amet, consectetur adipisicing elit...</p>
      
  <p>Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris...</p>
    
  </div>
  </div>
</div>
</body>
</html>

Essayez-le vous-même →

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap 5 Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>

<div class="container-fluid p-5 bg-primary text-white text-center">
  <h1>My First Bootstrap Page</h1>
  <p>Resize this responsive page to see the effect!</p> 
</div>
  
<div class="container mt-5">
  <div class="row">
    <div class="col-sm-4">
      <h3>Column 1</h3>
      <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit...</p>
      <p>Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris...</p>
    </div>
    <div class="col-sm-4">
      <h3>Column 2</h3>
      <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit...</p>
      <p>Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris...</p>
    </div>
    <div class="col-sm-4">
      <h3>Column 3</h3>        
      <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit...</p>
      <p>Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris...</p>
    </div>
  </div>
</div>

</body>
</html>


Pour en savoir plus sur Bootstrap, consultez notre didacticiel Bootstrap.