.about[data-astro-cid-n2mkvrs3]{flex-flow:row-reverse wrap;justify-content:space-between;align-items:flex-start;width:1030px;margin:0 auto;padding:0 0 140px;display:flex;position:relative;&:before{content:"";background:var(--color-border);width:1px;height:100%;display:block;position:absolute;top:0;left:280px}}.main[data-astro-cid-n2mkvrs3]{width:700px;padding-top:60px}.side[data-astro-cid-n2mkvrs3]{top:var(--header-height);z-index:var(--layer-sticky);width:250px;position:sticky}.chapters[data-astro-cid-n2mkvrs3]{margin:0 -30px 30px 0;& a{border-bottom:1px solid var(--color-border);color:#000;white-space:nowrap;text-overflow:ellipsis;background:#fff;width:100%;height:70px;margin:0;padding:0;font-size:14px;line-height:70px;transition:padding-left .35s;display:block;position:relative;overflow:hidden;&:before{content:"";background:var(--color-accent);width:0;height:4px;transition:width .25s;display:block;position:absolute;top:32px;left:0}&:hover{padding-left:40px;&:before{width:20px}}}}.chapters-narrow[data-astro-cid-n2mkvrs3]{display:none}@media (width<=1301px){.about[data-astro-cid-n2mkvrs3]{width:auto;margin:0 100px}.main[data-astro-cid-n2mkvrs3]{width:calc(100% - 330px)}}@media (width<=1050px){.about[data-astro-cid-n2mkvrs3]{padding:0 0 70px;display:block;&:before{display:none}}.main[data-astro-cid-n2mkvrs3]{width:auto;padding-top:0}.side[data-astro-cid-n2mkvrs3]{display:none}.chapters-narrow[data-astro-cid-n2mkvrs3]{top:var(--header-height);z-index:var(--layer-sticky);border-bottom:1px solid var(--color-border);background:#fff;margin:0 -100px 35px;padding:0 100px;display:block;position:sticky;& a{flex:none;height:60px;margin:0 10px;line-height:60px;display:block}}.chapters-narrow-inner[data-astro-cid-n2mkvrs3]{scrollbar-width:thin;justify-content:safe center;display:flex;overflow-x:auto}:root[data-scrolled] .chapters-narrow[data-astro-cid-n2mkvrs3]{border-top:1px solid var(--color-border);border-bottom:0;box-shadow:0 5px 20px #0000001a}}@media (width<=950px){.about[data-astro-cid-n2mkvrs3]{margin:0 60px}.chapters-narrow[data-astro-cid-n2mkvrs3]{margin:0 -60px 35px;padding:0 60px}}@media (width<=750px){.about[data-astro-cid-n2mkvrs3]{margin:0 20px;padding:0 0 40px}.chapters-narrow[data-astro-cid-n2mkvrs3]{margin:0 -20px 35px;padding:0}.chapters-narrow-inner[data-astro-cid-n2mkvrs3]{padding:0 10px}}