how label and input works in js form code example
Example 1: html input label
<!-- By reference -->
<label for="first_name">First Name</label>
<input type="text" id="first_name" name="first_name">
<!-- By wrapping -->
<label>First Name
<input type="text" name="first_name">
</label>
Example 2: how to use the label tag in html
<label for="id_of_what_you're_labeling"></label>
<!-- for example-->
<label for="username"></label>
<input type="text" id="username">