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                        jQuery - remove class from div
                                    6
                                    points
                                
                                In this article we can see how to dynamically remove one class from div element using jQuery.
Quick solution:
$("#my-element").removeClass("my-class-2");
Full code example:
// ONLINE-RUNNER:browser;
<!doctype html>
<html>
<head>
 <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
 <style>
   .my-class-1 { border: 2px solid red; padding: 5px; width: 200px; }
   .my-class-2 { background: yellow; }
 </style>
 <script>
   
   $(document).ready(function() {
     $("#my-button").click(function() {
       // HERE:
       $("#my-element").removeClass("my-class-2");
     });
   });
   
   </script>
</head>
<body>
 <div id="my-element" class="my-class-1 my-class-2">Some text</div>
 <button id="my-button" style="margin-top: 20px;">Remove class</button>
</body>
</html>