<!DOCTYPE html> <!-- HTML5 --> <html> <head> <!-- In general every HTML element uses two tags (starting tag and ending tag), e.g., <head> and </head>. --> ... </head> <body> <!-- Real web content is here. --> <h1>Welcome to the world of wonders!</h1> ... </body> </html>
<!DOCTYPE html> <!-- HTML5 --> <html> <head> </head> <body> <h1>Welcome to the world of wonders!</h1> </body> </html>