WordPress- Add CSS stile to Quicktags

You can add custom CSS to your Them header.php!!!

 

 

 

<style>
blockquote {
background: black;
border: none !important;
margin: 0 !important;
padding: 3px 3px 0px 8px !important;
}

blockquote * {
color: white !important;
}

</style>