:root{--color-white:#fff;--color-dark:#24292d;--color-brand:#52b5ab;--color-bg:var(--color-white);--color-text:var(--color-dark);--color-muted:#6b7378;--color-border:#dadde1;--color-surface:#f3f4f6;--color-brand-tint:#eaf6f4;--page-gutter:clamp(20px, 12vw, 173px);--header-height:72px}*,:before,:after{box-sizing:border-box}html,body{max-width:100vw;margin:0;overflow-x:clip}body{color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Hiragino Sans,Hiragino Kaku Gothic ProN,Noto Sans JP,Yu Gothic,Meiryo,sans-serif}a{color:inherit;text-decoration:none}::selection{background:var(--color-brand-tint)}@media (max-width:767px){:root{--header-height:56px}}