css-examples/learn/selectors/before.html at 5ce7d349e1545efbf1663db6fe48039bbb08c961 · mdn/css-examples · GitHub

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

<head>
    <meta charset="utf-8">
    <title>Selectors: ::before</title>
    <link rel="stylesheet" href="../styles.css">
    <style>

    </style>

    <style class="editable">
    .box::before {
        content: "This should show before the other content."
    }

    </style>
</head>

<body>
    <section class="preview">
    <p class="box">Content in the box in my HTML page.</p>
    </section>

    <textarea class="playable playable-css" style="height: 80px;">
.box::before {
    content: "This should show before the other content."
}
    </textarea>

    <textarea class="playable playable-html" style="height: 60px;">
<p class="box">Content in the box in my HTML page.</p>
    </textarea>

    <div class="playable-buttons">
        <input id="reset" type="button" value="Reset">
    </div>
</body>
<script src="../playable.js"></script>

</html>