<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Class and ID Selectors</title> <link rel="stylesheet" href="style.css"> </head> <body> <p>Number 1 - I'm a class!</p> <div>Number 2 - I'm one ID.</div> <p>Number 3 - I'm a class, but cooler!</p> <div>Number 4 - I'm another ID.</div> <p>Number 5 - I'm a class!</p> </body> </html>