h2 {  font-family: Arial, Helvetica, sans-serif; font-size: 180%; font-weight: bold; text-align: center}
h3 {  font-family: Arial, Helvetica, sans-serif; font-size: 120%; font-weight: bold}
p {  font-size: medium}
.chapeau {  font-size: large; font-style: normal; text-align: center}
.lien {  font-size: medium; font-style: normal; text-align: center}
.copy {  font-size: small; font-style: normal; text-align: left}
td {  font-size: medium}