button {
  /* Corrects inability to style clickable `input` types in iOS */
  -webkit-appearance: none;

  background: transparent;
  border: none;

  /* inherit font & color from ancestor */
  color: inherit;
  font: inherit;

  /* Corrects font smoothing for webkit */
  -webkit-font-smoothing: inherit;
  -moz-osx-font-smoothing: inherit;

  /* Normalize `line-height`. Cannot be changed from `normal` in Firefox 4+. */
  line-height: normal;
  margin: 0;
  overflow: visible;
  padding: 0;
  width: auto;
}

/* Remove excess padding and border in Firefox 4+ */
&::-moz-focus-inner {
  border: 0;
  padding: 0;
}