<html><head><style type="text/css">.important {font-weight:bold;}.warning {font-style:italic;}.important.warning {background:silver;}</style></head><body><p class="important">This paragraph is very important.</p><p class="warning">This is a warning.</p><p class="important warning">This paragraph is a very important warning.</p><p>This is a paragraph.</p><p>...</p></body></html>