/* ベース（元デザインの <helmet> スタイルを移設） */
html, body { margin: 0; padding: 0; background: #e4e0d5; -webkit-font-smoothing: antialiased; }
  body { font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif; }
  * { box-sizing: border-box; }
  a { color: #17253d; text-decoration: none; }
  a:hover { color: #1f4f4a; }
  details summary::-webkit-details-marker { display: none; }
  input, textarea, select, button { font-family: "Noto Sans JP", sans-serif; }

/* 補助 */
img { max-width: 100%; }
[hidden] { display: none !important; }