write.as

This is monospace with the default font-size

This is sans-serif with the default font-size

This is monospace with a custom font-size

Here's the code for each of the above examples:

<span style="font-family:Monospace;">This is monospace with the default font-size of 18px</span>

<span style="font-family:sans-serif;">This is sans-serif with the default font-size</span>

<span style="font-family:Monospace; font-size:18px">This is monospace with a custom font-size of 18px</span>