*{box-sizing:border-box}
body{margin:0;font:15px/1.7 -apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:#1b1f24;background:#fff}
code,pre{font-family:"SF Mono",Consolas,"Liberation Mono",monospace}
header{border-bottom:1px solid #e6e8eb}
.wrap{max-width:900px;margin:0 auto;padding:0 20px}
nav{display:flex;align-items:center;gap:26px;height:62px;font-size:14px}
nav a{color:#57606a;text-decoration:none}
nav a:hover{color:#1b1f24}
.brand{font-weight:600;color:#1b1f24!important;font-size:16px}
.brand em{font-style:normal;color:#1f6feb}
nav .r{margin-left:auto}
h1{font-size:30px;margin:38px 0 10px;font-weight:600}
h2{font-size:19px;margin:34px 0 10px;font-weight:600}
h3{font-size:15px;margin:22px 0 6px}
p{margin:10px 0}
.lead{color:#57606a;font-size:17px;max-width:40em}
pre{background:#f6f8fa;border:1px solid #e6e8eb;border-radius:6px;padding:14px 16px;overflow-x:auto;font-size:13px;line-height:1.55}
code.i{background:#f0f3f6;border-radius:4px;padding:1px 5px;font-size:13px}
table{border-collapse:collapse;width:100%;margin:14px 0;font-size:14px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid #e6e8eb;vertical-align:top}
th{color:#57606a;font-weight:600}
.grid{display:flex;flex-wrap:wrap;gap:18px;margin:22px 0}
.box{flex:1 1 240px;border:1px solid #e6e8eb;border-radius:6px;padding:16px 18px}
.box h3{margin:0 0 6px}
.box p{margin:0;color:#57606a;font-size:14px}
footer{margin-top:50px;border-top:1px solid #e6e8eb;padding:22px 0;color:#8b949e;font-size:13px}
footer p{margin:3px 0}