html, body {
  margin:0;
  padding:0;
  height:100%;
  font-family: Arial, sans-serif;
}

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

.bottom-nav {
  position: fixed;
  bottom: 0;
  width: 100%;
  display: flex;
  justify-content: space-around;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(10px);
  z-index: 1000;
}

.bottom-nav button {
  flex: 1;
  padding: 15px;
  color: white;
  background: none;
  border: none;
  font-size: 22px;
}

.fab {
  position: fixed;
  bottom: 80px;
  right: 20px;
  width: 65px;
  height: 65px;
  border-radius: 50%;
  font-size: 30px;
  background: orange;
  color: white;
  border: none;
  z-index: 1000;
}