body {
    padding: 0;
    margin: 0;
  }
  html, body, #app {
    height: 100%;
    width: 100%;
  }
  .leaflet-control-download {
    font-size: 16px;
    padding: 8px 16px;
    background-color: #337ab7;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
  }
  .leaflet-control-download:hover {
    background-color: #23527c;
  }
  .menu {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: rgb(19, 177, 164);
    padding: 10px;
    border-radius: 5px;
    z-index: 1000;
    max-width: 450px;
  }
  .menu button {
    display: block;
    width: 100%;
    padding: 8px;
    border-radius: 4px;
    text-align: left;
    margin-bottom: 5px;
    background-color: #fff;
    color: #333;
    font-weight: bold;
    font-size: 14px;
    text-align: center;
  }
  .menu button:hover {
    background-color: #c4c1c1;
  }
  .cities {
    padding: 10px;
    display: none;
    overflow: hidden;
    background-color: #84e0d1;
    border-radius: 5px;
    margin-bottom: 10px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .cities button {
      display: block;
      width: 100%;
      padding: 8px;
      border-radius: 4px;
      text-align: left;
      margin-bottom: 5px;
      color: #00217c;
  }
  .cities div {
    display: flex;
    align-items: center;
    margin-bottom: 5px;
  }
  .city-layers {
    padding: 8px;
    display: none;
    overflow: hidden;
    background-color: #c2f0e9;
    border-radius: 5px;
    margin-bottom: 10px;
  }
  .city-layers div {
    display: flex;
    align-items: center;
    margin-bottom: 5px;
  }
  .city-layers input[type="checkbox"] {
    margin-right: 8px;
  }
  .simbad_logo {
    position: fixed;
    top: 10px;
    left: 3%;
    width: 100px;
    height: auto;
    z-index: 1000;
}