html-editor

This basically means you do not want to use, say “Microsoft Word” to edit your code. Doing so may (and often will) add unnecessary bits of information to the code… causing it to parse unexpectedly when viewed in a browser. Instead, you a code editor (like Adobe Dreamweaver, or a free alternative like Notepad++) to … Read more

You need to target the #content selector, but within the scope of the page (the editor style loads inside the Tiny MCE iframe, which is why it won’t affect the non-visual editor). You can either print the styles in the admin head, or use an external stylesheet: function wpse_142641_text_editor_styles( $hook_suffix ) { if ( $hook_suffix … Read more