<link href="keyboards_layout.css" rel="stylesheet" />
<div id="keyboard">
    <div class="row">
        <div class="col">
            <div class="row mac-fkeys">
                <button data-key="ESCAPE">Esc</button>
                <button data-key="F1">F1</button>
                <button data-key="F2">F2</button>
                <button data-key="F3">F3</button>
                <button data-key="F4">F4</button>
                <button data-key="F5">F5</button>
                <button data-key="F6">F6</but