This page demonstrates type styling with CSS. It is set in Ubuntu.
The sample text is taken from the OED's definition of the word "misguggle" (thanks to Alana Korol for the inspiration).
font weight
font-weight: normal;I'll misguggle your thrapple. I'll mashackerel ye to rights.
font-weight: bold;I'll misguggle your thrapple. I'll mashackerel ye to rights.
font style
font-style: normal;I'll misguggle your thrapple. I'll mashackerel ye to rights.
font-style: italic;I'll misguggle your thrapple. I'll mashackerel ye to rights.
I'll misguggle your thrapple. I'll mashackerel ye to rights.
letter spacing
letter-spacing: none;I'll misguggle your thrapple. I'll mashackerel ye to rights.
letter-spacing: 5px;I'll misguggle your thrapple. I'll mashackerel ye to rights.
I'll misguggle your thrapple. I'll mashackerel ye to rights.
text transform
text-transform: none;I'll misguggle your thrapple. I'll mashackerel ye to rights.
text-transform: uppercase;I'll misguggle your thrapple. I'll mashackerel ye to rights.
I'll misguggle your thrapple. I'll mashackerel ye to rights.
I'll misguggle your thrapple. I'll mashackerel ye to rights.
text decoration
text-decoration: none;I'll misguggle your thrapple. I'll mashackerel ye to rights.
text-decoration: underline;I'll misguggle your thrapple. I'll mashackerel ye to rights.
I'll misguggle your thrapple. I'll mashackerel ye to rights.
I'll misguggle your thrapple. I'll mashackerel ye to rights.
I'll misguggle your thrapple. I'll mashackerel ye to rights.