JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html lang="en">

<head>
     <meta charset="utf-8">
    <title>A4 landscape</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/7.0.0/normalize.min.css">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/paper-css/0.4.1/paper.css">
    <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
    <link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
    <style>@page { size: A4 landscape !important }</style>
    <link rel="stylesheet" href="style.css">
</head>

<body class="A4 landscape">
    <section class="sheet padding-10mm">
        <div class="row">
            <div class="col-6">
                <h3>dwadaw KOMPETENZPROFIL</h3>
            </div>
            <div class="col-6">
            </div>
        </div>
        <div class="row">
            <div class="col-6">
                <p>für</p>
            </div>
            <div class="col-6">
            </div>
        </div>
        <div class="row mb-3">
            <div class="col-12">
                <h4>x x, x x</h4>
            </div>
        </div>
        <div class="row mb-3 border-bottom">
            <div class="col-6">
                <h5><strong>Kompetenznachweis Kaufmann EFZ</strong></h5>
            </div>
            <div class="col-6">
                <h5><strong>Kompetenznachweis Leistungssport, EV Zug</strong></h5>
            </div>
        </div>
        <div class="row">
            <div class="col-6 border charts">
                <canvas id="myChart"></canvas>
            </div>
            <div class="col-6 border charts">
                <canvas id="myChart2"></canvas>
            </div>
        </div>
        <div class="row">
            <div class="col-12 pt-2">
            </div>
        </div>
    </section>

</body>


</html>


<script>
const...