center { text-align: center; } body { font-size: 15px; font-family: sans-serif; background-color: #222828; color: #cdd; margin: auto; display: block; max-width: 700px; padding: 20px; word-wrap: break-word; text-align: justify; } pre { border: 2px dashed #fff; padding: 10px; white-space: pre-wrap; text-align: left; font-size: 12px; } h1 { text-align: center; } h2,h3 { text-align: left; } input,button,select { background-color: #222828; color: #cdd; border: 2px dashed #cdd; } input.button,button,select { border: 1px solid #cdd; }