x
<html><head><style>p.center { text-align: center; color: red;}p.large { font-size: 300%;}</style></head><body><h1 class="center">This heading will not be affected</h1><p class="center">This paragraph will be red and center-aligned.</p><p class="center large">This paragraph will be red, center-aligned, and in a large font-size.</p> </body></html>