body {font-family: Arial, Helvetica, sans-serif; margin: 0; padding: 0; }
h1 {color: red; border-bottom: 1px solid red; }
header {background: #666; color: white; font-size: 30px; margin: 0; padding: 20px; 0; }
header h1 {color: white; text-align: center; border: 0; }