Exercice 4 module 307

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HTML

<html>

  <head>
    <title>Exercice 4</title>
    <meta charset="utf-8">
  </head>

  <body>
    <div id="carre" onclick="messageAlert()">
 </div>
</body> 
</html>

CSS

body {
font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    height: 100vh;
    width: 100vw;
    box-sizing: border-box;
    background-size: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

#carre {
  width:100px;
  height:100px;
  background-color:blue;
}

JavaScript

function messageAlert() {
	alert("Quelqu'un a cliqué sur le carré bleu !")
  }