body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
    color: #333;
}
header, footer {
    background: #002244;
    color: #fff;
    text-align: center;
    padding: 1rem 0;
}
section {
    padding: 1rem 2rem;
}
a {
    color: #0066cc;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
ul {
    list-style-type: square;
    padding-left: 20px;
}
.hero {
  background-image: url('Background.png');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  height: 600px; /* fixe la hauteur */
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: white;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background-color: rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.hero-text {
  position: relative;
  z-index: 2;
}

.hero-text h1 {
    font-size: 3em;
    font-weight: bold;
    color: #ffffff;
}

.hero-text h2 {
  font-size: 2em;
  margin-top: 0.5em;
  font-weight: 300;
}
.cursor {
  font-size: 3em;
  color: white;
  animation: blink 0.7s infinite;
  margin-left: 5px;
}

@keyframes blink {
  0% { opacity: 1; }
  50% { opacity: 0; }
  100% { opacity: 1; }
}

details {
  background: #f9f9f9;
  border: 1px solid #ccc;
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}

summary {
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  color: #002244;
}

details[open] {
  background: #eef6ff;
  border-color: #007acc;
}

.gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.gallery img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 10px auto;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.gallery img:hover {
  transform: scale(1.05);
}