How to add CSS properties to an element dynamically using jQuery

Topic: JavaScript / jQuery« Prev|Next »

Answer: Use the jQuery css() method

You can use the jQuery css() method to add new CSS properties to an element or modify the existing properties values dynamically using jQuery.

  • <!DOCTYPE html>
  • <html lang="en">
  • <head>
  • <title>jQuery Add CSS Property Dynamically</title>
  • <script src=""></script>
  • <script type="text/javascript">
  •     $(document).ready(function(){
  •         $("h1").css("color", "red");
  •         $("p").css({
  •             "background-color": "yellowgreen",
  •             "font-weight": "bold"
  •         });
  •     });
  • </script>
  • </head>
  • <body>
  •     <h1>This is a heading</h1>
  •     <p>This is a paragraph.</p>
  • </body>
  • </html>

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