Every modern browser uses a default style sheet to display webpages. No browser uses the exact same style sheet, so style rules vary by browser. These style sheets are known as user agent style sheets. Select from the following options to view user agent style sheets.

Chrome

Firefox

Safari

## Style rules from Chrome

body { display: block; margin: 8px }

body:-webkit-full-page-media { background-color: rgb(0, 0, 0) }

p { display: block; -webkit-margin-before: 1__qem; -webkit-margin-after: 1__qem; -webkit-margin-start: 0; -webkit-margin-end: 0; }

div { display: block }

layer { display: block }

article, aside, footer, header, hgroup, main, nav, section { display: block }

marquee { display: inline-block; }