set a style with jQuery code example

Example 1: jquery add style

//revising Ankur's answer
//Syntax:
$(selector).css({property-name:property-value});

//Example:
$('.bodytext').css({'color':'red'});

Example 2: jquery set style property

$("selector").css("property", "value");

// Example:
$("div").css("background-color", "red");