.paragraph {  font-family: sans-serif; font-size: small}
.section {  font-family: sans-serif; font-size: x-large; font-weight: bold}
.subsection {  font-family: sans-serif; font-size: large; font-weight: bold}
.courier {  font-family: "Courier New", Courier; font-size: small}
.navigation {  font-family: sans-serif; font-size: x-small; text-decoration: none}
.nav_head { font-family: sans-serif; font-size: small; font-weight: bold; text-decoration: none}
.paragraph_large { font-family: sans-serif; font-size: medium}
.courier-small { font-family: "Courier New", Courier; font-size: x-small}
.content {  font-family: sans-serif; font-size: medium; color: #0000FF}
.title {  font-family: sans-serif; font-size: xx-large; font-style: italic; font-weight: bold; color: #990000}
.author {  font-family: sans-serif; font-size: medium}