:root{--sans-font: -apple-system, BlinkMacSystemFont, "Avenir Next", Avenir,
    "Nimbus Sans L", Roboto, "Noto Sans", "Segoe UI", Arial, Helvetica,
    "Helvetica Neue", sans-serif;--mono-font: ui-monospace, SFMono-Regular, SF Mono, Menlo, Consolas, Liberation Mono, monospace;--bg: #fff;--accent-bg: #f5f7ff;--text: #212121;--text-light: #585858;--border: #d8dae1;--accent: #0d47a1;--code: #d81b60;--preformatted: #444;--marked: #ffdd33;--disabled: #efefef}*,*::before,*::after{box-sizing:border-box}html{font-family:var(--sans-font);scroll-behavior:smooth}body{color:var(--text);background:var(--bg);font-size:1.15rem;line-height:1.5;display:grid;grid-template-columns:1fr minmax(45rem, 90%) 1fr;margin:0}body>*{grid-column:2}body>header{border-bottom:1px solid var(--border);text-align:center;padding:0 0.5rem 0 0.5rem;grid-column:1 / -1}body>header>nav{font-size:1rem;line-height:2;display:flex;justify-content:space-between;align-items:center}body>header>nav ul,body>header>nav ol{align-content:space-between;align-items:center;display:flex;flex-direction:row;flex-wrap:wrap;justify-content:center;list-style-type:none;margin:0;padding:0}body>header>nav ul li,body>header>nav ol li{display:inline-block}body>header>nav img{margin:0;padding:0;display:inline-block;vertical-align:middle;height:2rem}body>header>nav a,body>header>nav a:visited{margin:0.5rem;color:var(--text);display:inline-block}body>header>nav a:hover{filter:brightness(1.4);cursor:pointer}body>header p{max-width:40rem;margin:1rem auto}pre code{color:var(--preformatted);background:none;margin:0;padding:0}