body {
  margin: 0;
  font-family: sans-serif;
}

#map {
  width: 100%;
  height: 100vh;
}

#offRouteAlert {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  
  background: #ff3b30;
  color: white;
  
  padding: 10px 16px;
  border-radius: 20px;
  font-weight: bold;
  
  z-index: 1000;
}

.hidden {
  display: none;
}