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 % ;font: inherit;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
}