css question

HTML

<div class="theme_hot">
  <a href="">Первая</a>
  <ul>
    <li class="theme_coal">
      <a href="">вторая</a>
   </li>
  </ul>
</div>

CSS

.theme_hot { background: red; color: #fff }
.theme_hot a { color: #fff }
.theme_coal { background: black; color: #fff }
.theme_coal a { color: #fff }