 style="display: none;">Test</button>
        <div id="div-hidden" style="
            display: block;
            width: 100px;
            height: 100px;
            background-color: red;
            visibility: hidden;
        ">Test</div>


        <h3>Switch Window</h3>
        <div>
            <a id="switch-window" href="test2.html" target="_blank">Go</a>
        </div>

        <h3>Enabled section</h3>
        <input id="input-disabled" type="text" disabled></input>
        <br>
        <input id="