Olek html

<html lang="en" class = "html">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Głupie AUTA</title>
    <style>
        .Tytuł{color:aqua;}
        .html{background-color: red;}
        .wybur{color: black;}
        .wizytówka{background-color: black; color: azure;}
    </style>
</head>
<body>
    <div class="Tytuł">
    <h1>Witamy w Serwisie Głupie AUTA</h1>
    </div>
    <h2>Marka</h2>
    <div class = "wybur">
    <button id="Opel">Opel</button>
    <button id ="BMW">BMW</button>
    <button id = "Toyota">Toyota</button>
    <button id = "Mercedes">Mercedes</button>
    <button id = "Honda">Honda</button>
    <button id = "Audi">Audi</button>
    <button id = "r">Reset</button>
    </div>
    <h2>Model</h2>
    <select id="modele"></select>


    <script src="index.js" ></script>
</body>
</html>