To make your theme changes update proof we always recommended to our users to use a child theme
Creating a child theme is very simple, just follow the instruction given below:
Log into your website using FileZilla or any other FTP client, and navigate to wp-content/themes/ directory, you need to create a new folder for your child theme.
Once you have created your folder, Suppose if you are creating child theme for NovelPro then named your child theme folder as novelpro-child, You need to create a style.css file inside that folder, Your stylesheet will consist some vital information inside it. so paste the following in it using text editor(Notepad++):
/* Theme Name: NovelPro Responsive Theme Author: The ThemeHunk Team Author URI: https://themehunk.com Version: 1.1.1 Template: novelpro */
Now, we need to load the stylesheet of the parent theme. Create a file named functions.php in the child theme folder, edit it, and paste the following:
Now, Create a file named additional-style.css in the child theme folder, and add your CSS code there. It make easier to handle CSS code in separate file.
That’s all. You just to save your progress and that’s it.