html, body {
      background: #000000;
      margin: 0;
      padding: 0;
      width: 100%;
      height: 100%;
      overflow: hidden;
    }

    #app {
      position: relative;
      width: 100vw;
      height: 100vh;
    }

    #3d-graph {
      width: 100%;
      height: 100%;
    }

    #infoBox {
      font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
      position: absolute;
      display: none;
      background: rgba(0, 0, 0, 0.75);
      color: white;
      padding: 12px;
      border-radius: 10px;
      width: 220px;
      z-index: 10;
    }

    #infoBox img {
      width: 100%;
      margin-top: 10px;
      border-radius: 6px;
    }

    #closeInfo {
      position: absolute;
      top: 6px;
      right: 8px;
      background: none;
      border: none;
      color: white;
      font-size: 18px;
      cursor: pointer;
    }