/* reset */
html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video {
  margin: 0; padding: 0; border: 0;  font-size: 100%; vertical-align: baseline;}

article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {display: block;}

body {
  line-height: 1;
}

ol, ul { list-style: none; }

blockquote, q { quotes: none; }

blockquote:before, blockquote:after, q:before, q:after {content: ''; content: none;}

table {border-collapse: collapse; border-spacing: 0;}

*, *:before, *:after {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

body {

    font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    margin: 0;
}
main {
    max-width: 70ch;
    margin: auto;
    min-height: 100vh;
}