play: block;
        width: 40px;
        height: 3px;
        background: white;
        bottom: -10px;
        position: absolute;
      }

      #close:checked ~ #output,
      #close:checked ~ input[type="button"] {
        display: none;
      }

    </style>
</head>

<body>
<h1 id="title"></h1>
<div id="player"></div>
<div id="content">
    <input type="checkbox" name="close" id="close" checked="checked">
    <label for="close">X</label>
    <input type="button" onclick="reconnectSlack()" value="recon