body {
  margin: 0;
  font-family: Arial, sans-serif;
  text-align: center;
}

h1 {
  margin: 10px 0;
}

.controls {
  margin-bottom: 10px;
}

input, button {
  padding: 6px;
  margin: 5px;
}

#error {
  color: red;
  font-weight: bold;
}

#map {
  height: 80vh;
  width: 95%;
  margin: auto;
  border: 1px solid #aaa;
}

footer {
  margin: 10px;
  font-size: 14px;
  color: #555;
}