body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  background: #f5f7fa;
  color: #333;
}

header {
  text-align: center;
  background: #4a90e2;
  padding: 16px;
  color: white;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

h1 {
  margin: 0;
  font-size: 24px;
}

#map {
  width: 100%;
  height: 70vh;
  margin: 16px auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0,0,0,0.2);
}