-
{
box-sizing: border-box;
}
html, body, div, span, h1, h2, p, a, em, img, small, strike, strong, b, u, i, center, dl, dt, dd, ol, ul, li, article, aside, figcaption, footer, header, hgroup, nav, section {
margin: 0; padding: 0; font-size: 100%; text-decoration: none; color: black;
}
article, aside, footer, header, hgroup, menu, nav, section {
display: block;
}
ol, ul {
list-style: none;
}