English | 简体中文 | 繁體中文 | Русский язык | Français | Español | Português | Deutsch | 日本語 | 한국어 | Italiano | بالعربية
:root selector selects the root element of the document (always <html>).
$(':root')Select the root element:
$(document).ready(function(){
$(':root').css('background', 'lightgreen');
});Test and See‹/›