4.2.1. Do not use HTML attributes or tags designed exclusively for formatting

HTML tags and attributes designed exclusively for formatting should not be used:

• This includes the align, alink, background, basefont, bgcolor, border, color, link, text, vlink, height and width attributes.
• As well as the tags <basefont>, <blink>, <center>, <font>, <marquee>, <s>, <strike>, <tt> and <u>.

Use CSS to obtain the required visual effect.