body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  background: #f0f0f0;
  color: #222;
}

header {
  background: #263238;
  color: white;
  text-align: center;
  padding: 20px;
}
.blink {
  animation: blink 1.5s infinite;
  color: #ff9800;
}
@keyframes blink {
  50% { opacity: 0.4; }
}

.menu {
  background: #0097a7;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  padding: 12px;
}
.menu a {
  text-decoration: none;
  color: white;
  margin: 5px 10px;
  padding: 10px 20px;
  background: #00bcd4;
  border-radius: 30px;
  transition: 0.3s;
}
.menu a:hover {
  background: #4dd0e1;
}

.hero img {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
}

.cercle {
  background: white;
  border-radius: 50%;
  max-width: 600px;
  margin: 40px auto;
  padding: 40px;
  text-align: center;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
.cercle h2 {
  color: #00796b;
}
.cercle ul {
  list-style: none;
  padding-left: 0;
}
.zone iframe {
  margin-top: 20px;
  border-radius: 12px;
}

footer {
  background: #263238;
  color: white;
  text-align: center;
  padding: 20px;
}