Seja bem-vindo ao Infinity Chat! body font-family: Arial, sans-serif; line-height: 1.6; margin: 20px; background-color: #f4f4f4; h1, h2, h3 color: #333; a color: #0066cc; text-decoration: none; a:hover text-decoration: underline; .container max-width: 800px; margin: auto; background-color: #