header {
background-color: #333;
color: #FFF;
padding: 20px;
border-radius: 12px;
}

header h1 {
text-align: center;
}

ul {
list-style-type: disc;
margin-left: 20px;
}

ol {
list-style-type: decimal;
margin-left: 20px;
}

a {
color: blue;
text-decoration: none;
}

a:hover {
text-decoration: underline;
}

i {
  color:#b8b4b4
}

/* Styles pour les titres de section */
h2 {
  font-size: 1.5rem;
  margin-top: 30px;
  text-decoration: underline;
}

/* Styles pour les sous-titres de section */
h3 {
font-size: 1.2rem;
margin-top: 20px;
}

.return-button {
  display: block;
  background-color: #007bff;
  color: white;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  margin: 10px 0; /* Espacement entre les boutons */
  text-align: right;
}


.return-button.top {
  float: right;
  margin-right: 10px;
}

/* Styles au survol des boutons */
.return-button:hover {
  background-color: #0056b3;
}

.social-icons {
    margin-top: 20px;
    text-align: center;
}

.social-icons a {
    text-decoration: none;
    color: #0074D9;
    font-size: 24px;
    margin-right: 15px;
    transition: color 0.3s;
}

.social-icons a:hover {
    color: #0056b3;
}

footer {
    background-image: url('image/Trou-noir.jpg');
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
    padding: 20px 0;
    color: #333;
    text-align: center;
}

footer p {
    font-size: 14px;
    color: white
}