JSFiddle - React, Tailwind, and code Playground

HTML

<form id="myform">
    <div>
     <input type="checkbox" />
     <input type="checkbox" />
     <input type="checkbox" />
     <fieldset>   
       <input type="checkbox" />
       <input type="checkbox" />
     </fieldset>
    </div>
    
    <div>
     <input type="checkbox" />
     <input type="checkbox" />
         <input type="checkbox" />
    </div>
</form>

CSS

div {
 border: 1px solid black;
 margin-bottom: 1px;   
}

fieldset {
 border: 1px solid red;
 margin-bottom: 1px;   
}

JavaScript

$("#myform").click(function(e) {
    if ($(e.target).is("input:checkbox")) {
        $("input:checkbox", this).not(e.target).removeAttr("checked");
    }
})