Can select

<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
<title>selectionner vos équipes</title>
</head>
<body>
<div class="container">
<div class="main">
<h2>Sélectionner vos équipes</h2>
<form action="form.php" method="post">

<label class="heading">pour selectionner faites ctrl+left click :</label>
<[/contents/1068-sql-commande-select select] multiple name="C">
<option value="senegal " selected>senegal</option>
<option value="gabon">Gabon</option>
<option value="niger">niger</option>
<option value="congo">Congo</option>
<option value="mozambiqu">mozambique</option>
<option value="cote d'ivoire">cote d'ivoire</option>
<option value="ghana">ghana</option>
<option value="nigeria">nigeria</option>
<option value="maroc">maroc</option>
<option value="algerie">algerie</option>
<option value="centre afique">centre afique</option>
</select>


<a href="page2.php" class="btm">ajouter(16)</a>
<style type="text/css">
select{
    width: 150%p;
    margin: 8px 0;
    padding: 1spx 50px;
    
}
    
    .btm {
    background-color: #53af57;
    color: white;
    padding: 14px 20px;
    margin: 8px 0;
    border: none;
    cursor: pointer;
    width: 100%;
      padding: 10px 15px;
  border: #ccc 1px solid;
  border-radius: 8px;
  line-height: 4em;
  
}
.btm:hover {
    background-color: white;
    color: #53af57;
    border: 1px solid #53af57;
}
    
</style>

</form>
</div>
</div>
</body>
</html>