*{box-sizing:border-box}body{margin:0;font-family:sans-serif;background:#f8f9fa;color:#202122}
.top{background:#fff;border-bottom:1px solid #a7d7f9;padding:10px 14px}.brand{font-weight:700;text-decoration:none;color:#0645ad}
.nav a{margin-left:10px;color:#0645ad;text-decoration:none;font-size:.85rem}
.article{max-width:900px;margin:0 auto;padding:18px 14px 40px;background:#fff;border:1px solid #a7d7f9}
.tocbox{background:#f8f9fa;border:1px solid #a2a9b1;padding:12px;display:inline-block;margin:10px 0 16px;font-size:.9rem}
.btn{display:inline-block;background:#36c;color:#fff!important;text-decoration:none;padding:8px 12px;font-size:.85rem}
footer{padding:14px;color:#54595d;font-size:.85rem}