threema-web/src/sass/base/_reset.scss

// sass-lint:disable single-line-per-selector
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;
    border: 0;
    padding: 0;
    vertical-align: baseline;
    font: inherit;
}

// HTML5 display-role reset for older browsers
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
    display: block;
}
// sass-lint:enable single-line-per-selector

blockquote,
q {
    content: none;
    quotes: none;

    &::before,
    &::after {
        content: none;
    }
}

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

html,
body {
    height: 100%;
    line-height: 1;
}

body {
    z-index: 0;
}