/* En-tête */

header {
  text-align: center;
}

h1 {
  font-family: sans-serif;
}

h2 {
  font-family: sans-serif;
}

h3 {
  font-family: sans-serif;
}

figure img {
  height: 500px;
}

p img {
  height: 150px;
  padding: 25px;
}