<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>CKEditor 5 - Quick start CDN</title> <link rel="stylesheet" href="https://cdn.ckeditor.com/ckeditor5/43.0.0/ckeditor5.css"> <style> .main-container { width: 795px; margin-left: auto; margin-right: auto; } </style> </head> <body> <div class="main-container"> <