body {
  margin: 0;
  padding: 0;
  font-family: "Georgia", serif;
  background: url("images/fond.jpg") no-repeat center center fixed;
  background-size: cover;
  color: #ffffff;
}

.contenu {
  background-color: rgba(0, 0, 0, 0.6);
  padding: 30px;
  max-width: 600px;
  margin: 80px auto;
  border-radius: 10px;
}

h1 {
  text-align: center;
  font-size: 2em;
  text-decoration: underline;
}

p {
  font-size: 1.2rem;
  line-height: 1.6;
  text-align: justify;
}