Here is a paragraph that is manually broken across
two lines.

Here is another paragraph. This time, the word   important   has extra spacing around it (using a non-breaking space) to make it stand out from the surrounding text. Note that the lines wrap to fit the browser window.

Here is some bold text.

Here is some italicized text.

Here is some underlined text.

Here is
   a superscript: e = mc²
   and subscript: H₂O.