body{font-family:sans-serif;margin:0;padding:0;background-color:#f6f9fc;color:#333}footer,header{background-color:#ffffff;padding:2rem;text-align:center;box-shadow:0 2px 8px rgba(0,0,0,.05)}header{margin:0;font-size:2rem}footer{font-size:.9rem;color:#888}.layout-env{position:absolute;top:8px;right:8px}