<ul>
  <li><a href="https://www.fuwafuwa-af.com" target="_blank">AI Blog</a></li>
  <li><a href="https://www.instagram.com/laurin.f.hills/?hl=ja" target="_blank">instagram</a></li>
  <li><a href="https://www.google.co.jp">Google</a></li>
  <li><a href="https://www.yahoo.co.jp">Yahoo!</a></li>
</ul>
[href $= "co.jp"] {
  font-weight: bold;
}

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