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<!DOCTYPE html>

<html lang="en">

<head>

  <meta charset="UTF-8">

  <meta name="viewport" content="width=device-width, initial-scale=1.0">

  <title>CSS user-select Comparison</title>

  <style>

    body {

      font-family: system-ui, sans-serif;

      padding: 20px;

      background: #f8fafc;

      color: #334155;

    }



    .row {

      display: flex;

      flex-wrap: wrap;

      gap: 1rem;

    }



    .box {

      flex: 1 1 220px;

      padding: 1rem;

      border-radius: 0.35rem;

      border: 1px solid #e2e8f0;

      background: #fff;

    }



    .blocked {

      user-select: none;

      background: #fef2f2;

      border-color: #fecaca;

    }

  </style>

</head>

<body>

  <h1>Selectable vs Blocked</h1>

  <p>Try selecting text in each box.</p>

  <div class="row">

    <div class="box">

      <strong>Default (auto)</strong>

      <p>You can select this paragraph normally.</p>

    </div>

    <div class="box blocked">

      <strong>user-select: none</strong>

      <p>This paragraph cannot be selected.</p>

    </div>

  </div>

</body>

</html>

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CSS user-select Property - Compare Values