Top 50 user agent browser elements in Firefox For Web Developers

A small list with the default HTML user-agents and it’s CSS Related Browser ready styles

For the HTML tag list below the default css display state if you not set any is “display: block;”. This mean if you have html tag <aside> but is not styled your Browser will get it’s default user agent value for the aside tag in this example – display: block;

• article
• aside
• details
• div
• dt
• figcaption
• footer
• form
• header
• hgroup
• html
• main
• nav
• section
• summary

What is unicode-bidi?

The unicode-bidi property is used together with the direction property to set or return whether the text should be overridden to support multiple languages in the same document. For the HTML tag list below the default CSS unicode-bidi Property – the deafult set in the Firefox Browser is – unicode-bidi: isolate;

• address
• article
• aside
• blockquote
• body
• caption
• center
• col
• colgroup
• dd
• dir
• div
• dl
• dt
• fieldset
• figcaption
• figure
• footer
• form
• h1
• h2
• h3
• h4
• h5
• h6
• header
• hgroup
• hr
• html
• legend
• li
• listing
• main
• marquee
• menu
• nav
• noframes
• ol
• p
• plaintext
• pre
• section
• summary
• table
• tbody
• td
• tfoot
• th
• thead
• tr
• ul
• xmp