fusion de cellule html

1<style>
2td,th{border:1px black solid; padding: 15px; text-align:center;}
3
4table{border-collapse:collapse ;margin: 30px;}
5</style>
6
7
8
9<table>
10            
11            <thead>
12              <tr>
13                <th>Prénoms</th>
14                <th>Noms</th>
15                <th>Célibataire</th>
16                <th>Couple</th>
17                
18              </tr>
19            </thead>
20            
21            <tbody>
22              <tr>
23                <td rowspan=>Pierre</td>   
24                <td rowspan=2>jardinier</td>
25                <td>oui</td>
26                <td>non</td>
27              </tr>
28              <tr>
29                <td>Clarisse</td>
30                <td>vendeuse</td>
31                <td>non</td>
32                <td>oui</td>
33              </tr>
34               <tr>
35                <td>Bernard</td>
36                <td colspan="">Politicien</td>
37                <td colspan="2">??</td>
38              </tr>
39            </tbody>
40            
41            <tfoot>
42               <th>Prénom</th>
43               <th>Profession</th>
44               <th>Célibataire</th>
45              <th>Couple</th>
46            </tfoot>
47            
48           </table><br/>
49        
50        <table>
51          <tr>
52            <th>Prénom</th>
53            <td>Pierre</td>
54             <td>Simon</td>
55             <td>Yves</td>
56          </tr>
57          
58          <tr>
59            <th>Profession</th>
60            <td>Jardinier</td>
61             <td>Ecrivain</td>
62             <td>Politicien</td>
63          </tr>
64          <tr>
65            <th>Célibataire</th>
66            <td>oui</td>
67             <td>non</td>
68             <td rowspan="2">??</td>
69          </tr>
70          <tr>
71            <th>Couple</th>
72            <td>non</td>
73             <td>oui</td>
74
75          </tr>
76          
77        </table>
78
79