:root { --color-alpha: white; --color-beta: black; }
            body { padding: 0px 13px 13px; margin: 13px; background-color: var(--color-alpha); color: var(--color-beta); font-family: serif; max-width: 900px; }
            body a { color: var(--color-beta); text-decoration: none; }
            body a:hover { background-color: var(--color-beta); color: var(--color-alpha); }
            body a:before { content: '{'; }
            body a:after { content: '}'; }
            hr { border: none; height: 0.5px; width: 40%; background-color: white;  }
            @media screen and (max-width: 800px) { body > ol { column-count: 2; } }
            @media screen and (max-width: 600px) { body > ol { column-count: 1; } }
            @media (prefers-color-scheme: dark) {
            :root { --color-alpha: black; --color-beta: white; }
            #icon { filter: invert(100%); }