/**
 * A thin layer on top of normalize.css that provides a starting point more
 * suitable for web applications. Removes the default spacing and border for
 * appropriate elements.
 */

blockquote,
dl,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
figure,
p,
pre {
  margin: 0;
}

button {
  background: transparent;
  border: 0;
  padding: 0;
}

/**
 * Work around a Firefox/IE bug where the transparent `button` background
 * results in a loss of the default `button` focus styles.
 */

button:focus {
  outline: 1px dotted;
  outline: 5px auto -webkit-focus-ring-color;
}

fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}

iframe {
  border: 0;
}

ol,
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

/**
 * Suppress the focus outline on links that cannot be accessed via keyboard.
 * This prevents an unwanted focus outline from appearing around elements that
 * might still respond to pointer events.
 */

[tabindex="-1"]:focus {
  outline: none !important;
}

/**
 * A thin layer on top of normalize.css that provides a starting point more
 * suitable for web applications.
 */

/**
 * Prevent margin and border from affecting element width.
 * https://css-tricks.com/inheriting-box-sizing-probably-slightly-better-best-practice/
 */

html {
  box-sizing: border-box;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

/**
 * Removes the default spacing and border for appropriate elements.
 */

blockquote,
dl,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
figure,
p,
pre {
  margin: 0;
}

button {
  background: transparent;
  border: 0;
  padding: 0;
}

/**
 * Work around a Firefox/IE bug where the transparent `button` background
 * results in a loss of the default `button` focus styles.
 */

button:focus {
  outline: 1px dotted;
  outline: 5px auto -webkit-focus-ring-color;
}

fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}

iframe {
  border: 0;
}

ol,
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

/**
 * Suppress the focus outline on links that cannot be accessed via keyboard.
 * This prevents an unwanted focus outline from appearing around elements that
 * might still respond to pointer events.
 */

[tabindex="-1"]:focus {
  outline: none !important;
}

Reset `box-sizing` to use `border-box`
Reset `box-sizing` to use `border-box`

More info:
https://css-tricks.com/inheriting-box-sizing-probably-slightly-better-best-practice/

Fixes #20
