adding styles through 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 styles

//create an object and add styles
const styles= {
  backgroundColor: "crimson",
  fontWeight: "bold",
  border: "2px solid lime",
};

$("selector").css(styles);