:root{--background-color:white;--background-color-active:#eee;--link-color:#2196f3;--link-color-active:var(--link-color);--link-color-visited:var(--link-color);--footer-color:#aaa;--text-color:#343434;--line-color:#eee;--transition:all .5s}*{font-family:Roboto,-apple-system,BlinkMacSystemFont,Segoe UI,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}a{color:var(--link-color);transition:var(--transition);border-radius:4px;padding:2px;text-decoration:none}a:visited{color:var(--link-color-visited)}a:hover{color:var(--link-color-active);background:var(--background-color-active);cursor:pointer}h1,h2,h3,h4,h5,h6,h1 *,h2 *,h3 *,h4 *,h5 *,h6 *{color:var(--text-color)}header{flex-direction:column;align-items:center;margin-bottom:3rem;display:flex}header .title{text-align:center;width:calc(100vw - 2rem);max-width:41rem;margin:7rem 0 3.5rem;font-size:2rem}header nav{flex-flow:wrap;justify-content:space-around;display:flex}header nav .nav-row{margin:.7rem 0}header nav a{color:var(--text-color);border-radius:4px;margin:0 .2rem;padding:4px 6px;font-weight:200}header nav a[data-selected]{font-weight:900}header nav a:visited,header nav a:hover{color:var(--text-color)}article,main{text-align:left;max-width:42rem;margin:0 auto;padding:1rem}@media (width>=2048px){article,main{max-width:56rem}}article,article *{line-height:1.6em}article pre.highlight{background:#eee;border-radius:6px;padding:6px;line-height:24px;overflow:auto}article pre.highlight *{line-height:24px}article pre.highlight,article pre.highlight code,article pre.highlight code span{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,Courier,monospace}article>h1,article>h2{border-bottom:1px solid var(--line-color);margin-top:5rem;padding-bottom:.5rem}article p a img{vertical-align:middle;vertical-align:sub}article>p{margin-top:1.5em;margin-bottom:1.5em}footer{max-width:10rem;color:var(--footer-color);margin:5rem auto}footer a{color:inherit;text-decoration:underline}footer a:visited,footer a:hover{color:inherit}hr{border:none;border-top:1px solid var(--line-color)}