html, body {
      height: 100%;
      margin: 0;
    }
    body {
      background-color: #fff;
      font-family: sans-serif;
      overflow: hidden;
    }
    h1 {
      font-weight: normal;
      font-size: 140%;
    }
    table {
      height: 100%;
      width: 100%;
    }
    #blocklyArea {
      height: 100%;
    }

/*
.blocklySvg {
  background-color:darkgray;
}
*/