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, 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: 1.5; }
ol, ul { list-style: none; }
blockquote, q { quotes: none; }
table { border-collapse: collapse; border-spacing: 0; }
img { max-width: 100%; vertical-align: middle; }
* { box-sizing: border-box; }