HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>CSS margin-block Writing Mode</title>
  <style>
    body {
      font-family: system-ui, sans-serif;
      padding: 1.5rem;
      line-height: 1.6;
      background: #f8fafc;
    }

    .row {
      display: flex;
      flex-wrap: wrap;
      gap: 1.5rem;
    }

    .box {
      margin-block: 1rem 0.5rem;
      padding: 0.75rem;
      background: #eff6ff;
      border: 2px solid #93c5fd;
      border-radius: 0.35rem;
      font-weight: 600;
      color: #1e3a8a;
    }

    .vertical {
      writing-mode: vertical-rl;
      display: inline-block;
      min-inline-size: 6rem;
    }
  </style>
</head>
<body>
  <h1>Writing Mode Adaptation</h1>
  <div class="row">
    <div class="box">Horizontal writing</div>
    <div class="box vertical">Vertical writing</div>
  </div>
</body>
</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

CSS margin-block Property - writing mode