If you don’t use a Child Theme and need to insert some minor customizations, you can take advantage of the inbuilt editor and easily insert custom CSS and JavaScript code. Once they are saved, custom codes immediately influence the workings of your site.

CSS

In this panel you can insert custom CSS codes. CSS codes are responsible for the visual aspect of your site. You will want to know how to work with CSS to for certain customization’s. A good resource is W3schools CSS.

.btn{
font-size:24px;
padding:20px 10px;
}

JavaScript

In this panel you can insert JavaScript code. JavaScript codes are responsible for the animations and other special website behaviors, as well as insert Google Analytics track code. Code must be wrapped in script tag for plain JavaScript:

<script> 
... insert or paste your JavaScript codes here ... 
</script>