Fortunately, you can use Tumblr's HTML editor, located on the Customize page, to change the ... third-party Web font you must add an extra block of code attaching the font's CSS to your theme.

There are many different Tumblr blog themes you can choose ... Tumblr enables you to change the font size for your blog's text by giving you direct access to the raw CSS or Cascading Style ...

A CSS file that contains this single line will change the typeface ... to use it. You can also modify the text in the style sheet so it’s not applicable, like changing html to nohtml and saving ...

For example, you can use an image as a clicking button for a particular link. The problem is that the browser displays a border around this image. To remove the border in HTML/CSS, you need to change ...