2025-good-form/good-bday-2.html at main · codegrid/2025-good-form · GitHub

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<!DOCTYPE html>
<html lang="ja">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Demo</title>
  <style>
    fieldset {
      display: grid;
      grid-template-columns: [label] auto [input] 1fr;
      gap: 10px;
      margin-bottom: 10px;
    }
    label {
      grid-column: label;
      font-weight: bold;
    }
    input[type="date"] {
      grid-column: input;
      width: 200px;
    }
  </style>
</head>
<body>

<form>

  <!-- ② まとめた生年月日 -->
  <fieldset>
    <legend>生年月日（まとめて入力）</legend>

    <label for="birthday">生年月日</label>
    <input
      type="date"
      id="birthday"
      name="birthday"
      autocomplete="bday"
    />
  </fieldset>

  <input type="submit" value="送信">
</form>

<script src="./form.js"></script>

</body>
</html>