body {
        color: #222;
        background-color: #eee;
        font-family: sans-serif;
        text-align: center;
      }
      #tn{
        margin-top:30px;
      }
      h1 {
        margin-bottom: 40px;
      }
      #tn span{
        font-weight: bold;
      }
      .pane {
        border: solid 1px #999;
        border-radius: 10px;
        max-width: 650px;
        margin: 10px auto;
        padding: 10px;
        box-sizing: border-box;
      }
      .specs {
        font-family: monospace;
        font-size: 1.1em;
        margin: 10px auto;
        text-align: left;
        padding-left: 10px;
        color: #555;
      }