Input
Output
<!DOCTYPE html> <html> <head> <style> .heading { color: darkgreen; text-align: center; } .highlight { background-color: yellow; font-weight: bold; } </style> </head> <body> <h1 class="heading">CSS Class Selector Example</h1> <p class="highlight">This paragraph has highlighted styling.</p> <p>This paragraph has normal styling.</p> </body> </html>