body {
  margin: 0;
}
#panel {
  max-width: 360px;
  width: 100%;
  background: #fff;
  position: fixed;
  height: 100%;
  right: 0;
  z-index: 99;
  display: none;
  padding: 1rem;
  box-sizing: border-box;
  overflow: auto;
}
#map {
  width: 100%;
  height: 100%;
  position: fixed;
}
#menu {
  position: fixed;
  z-index: 9;
  right: 0;
  top: 0;
  margin: 1rem;
  background: #fff;
  padding: 0.5rem;
  height: 36px;
}
#x {
  padding: 0.5rem;
  float: right;
  height: 36px;
}
#bar {
  position: fixed;
  bottom: 0;
  left: 0;
  padding: 1rem;
  max-height: 50%;
}
#des {
  display: none;
  text-align: justify;
}