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<!DOCTYPE html> <html> <head> <style> h1 {font-size: 50px;} h2 {font-size: 30px;} p { font-size: 15px; line-height: 20px; } </style> </head> <body> <h1>This is heading 1</h1> <h2>This is heading 2</h2> <p>This is a paragraph.</p> <p>This is another paragraph.</p> </body> </html>