mkdocs-material/src/assets/stylesheets/base/_reset.scss

////
/// Copyright (c) 2016 Martin Donath <martin.donath@squidfunk.com>
///
/// Permission is hereby granted, free of charge, to any person obtaining a
/// copy of this software and associated documentation files (the "Software"),
/// to deal in the Software without restriction, including without limitation
/// the rights to use, copy, modify, merge, publish, distribute, sublicense,
/// and/or sell copies of the Software, and to permit persons to whom the
/// Software is furnished to do so, subject to the following conditions:
///
/// The above copyright notice and this permission notice shall be included in
/// all copies or substantial portions of the Software.
///
/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
/// FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
/// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
/// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
/// DEALINGS
////

// ----------------------------------------------------------------------------
// Resets
// ----------------------------------------------------------------------------

// Enfore correct box model - the prefixed versions are necessary for older
// browsers, i.e. Chrome < 10, Firefox < 29, Safari < 6 and Android < 4
html {
          box-sizing: border-box;
     -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
}

// All elements shall inherit the document default
*, *::before, *::after {
          box-sizing: inherit;
     -moz-box-sizing: inherit;
  -webkit-box-sizing: inherit;
}

// Prevent adjustments of font size after orientation changes in IE and iOS
// and set base font-size to 10px for simple rem calculations.
html {
  font-size: 62.5%;
  text-size-adjust: none;
}

// Reset spacing and borders for all tags
html, body, div, span, 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, 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, main, menu, nav, output, ruby, section, summary, time, mark,
audio, video {
  margin: 0;
  padding: 0;
  border: 0;
}

// Reset table styles
table {
  border-collapse: collapse;
  border-spacing: 0;
}

// Reset table cell styles
td, th {
  font-weight: normal;
  text-align: left;
  vertical-align: top;
}

// Reset (native) button styles
button {
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  font-size: inherit;
}

// Reset (native) input styles
input {
  border: 0;
  outline: 0;
  appearance: none;
}

// Reset link styles
a {
  color: inherit;
  text-decoration: none;
}

// Reset tap outlines on iOS and Android
a, button, label, input {
  -webkit-tap-highlight-color: transparent;
}