: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: Consolas, Menlo, Monaco, "Andale Mono", "Ubuntu Mono", monospace;--bg: #fff;--accent-bg: #f5f7ff;--text: #212121;--text-light: #585858;--border: #898ea4;--accent: #0d47a1;--code: #d81b60;--preformatted: #444;--marked: #ffdd33;--disabled: #efefef}@media (prefers-color-scheme: dark){:root{color-scheme:dark;--bg: #212121;--accent-bg: #2b2b2b;--text: #dcdcdc;--text-light: #ababab;--accent: #ffb300;--code: #f06292;--preformatted: #ccc;--disabled: #111}img,video{opacity:.8}}*,*:before,*:after{box-sizing:border-box}textarea,select,input,progress{-webkit-appearance:none;-moz-appearance:none;appearance:none}html{font-family:var(--sans-font);scroll-behavior:smooth}body{color:var(--text);background-color:var(--bg);font-size:1.15rem;line-height:1.5;display:grid;grid-template-columns:1fr min(45rem,90%) 1fr;margin:0}body>*{grid-column:2}body>header{background-color:var(--accent-bg);border-bottom:1px solid var(--border);text-align:center;padding:0 .5rem 2rem;grid-column:1 / -1}body>header h1{max-width:1200px;margin:1rem auto}body>header p{max-width:40rem;margin:1rem auto}main{padding-top:1.5rem}body>footer{margin-top:4rem;padding:2rem 1rem 1.5rem;color:var(--text-light);font-size:.9rem;text-align:center;border-top:1px solid var(--border)}h1{font-size:3rem}h2{font-size:2.6rem;margin-top:3rem}h3{font-size:2rem;margin-top:3rem}h4{font-size:1.44rem}h5{font-size:1.15rem}h6{font-size:.96rem}p,h1,h2,h3,h4,h5,h6{overflow-wrap:break-word}h1,h2,h3{line-height:1.1}@media only screen and (max-width: 720px){h1{font-size:2.5rem}h2{font-size:2.1rem}h3{font-size:1.75rem}h4{font-size:1.25rem}}a,a:visited{color:var(--accent)}a:hover{text-decoration:none}button,[role=button],input[type=submit],input[type=reset],input[type=button],label[type=button]{border:none;border-radius:5px;background-color:var(--accent);font-size:1rem;color:var(--bg);padding:.7rem .9rem;margin:.5rem 0}button:enabled:hover,[role=button]:not([aria-disabled="true"]):hover,input[type=submit]:enabled:hover,input[type=reset]:enabled:hover,input[type=button]:enabled:hover,label[type=button]:hover{filter:brightness(1.4);cursor:pointer}button:focus-visible:where(:enabled,[role="button"]:not([aria-disabled="true"])),input:enabled:focus-visible:where([type="submit"],[type="reset"],[type="button"]){outline:2px solid var(--accent);outline-offset:1px}code,pre,pre span,kbd,samp{font-family:var(--mono-font);color:var(--code)}pre code{color:var(--preformatted);background:none;margin:0;padding:0}progress{width:100%}progress:indeterminate{background-color:var(--accent-bg)}progress::-webkit-progress-bar{border-radius:5px;background-color:var(--accent-bg)}progress::-webkit-progress-value{border-radius:5px;background-color:var(--accent)}progress::-moz-progress-bar{border-radius:5px;background-color:var(--accent);transition-property:width;transition-duration:.3s}progress:indeterminate::-moz-progress-bar{background-color:var(--accent-bg)}.hidden{display:none}