:root { color-scheme: light dark; }
* { box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Segoe UI",
               Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.7; max-width: 760px; margin: 0 auto; padding: 32px 20px 96px;
}
h1 { font-size: 1.7rem; margin-bottom: .1em; }
h2 { margin-top: 1.9em; font-size: 1.15rem; }
.muted { color: #888; font-size: .92rem; }
.lang { font-size: .9rem; margin: 4px 0 24px; }
a { color: #0a7; }
table { border-collapse: collapse; width: 100%; margin: 8px 0; font-size: .95rem; }
th, td { border: 1px solid rgba(128,128,128,.35); padding: 8px 10px; text-align: left; vertical-align: top; }
ul { padding-left: 1.2em; }
code { background: rgba(128,128,128,.15); padding: 1px 5px; border-radius: 5px; }