a.go-button:focus,
button.go-button:focus {
  outline-style: dashed;
  outline-width: 2px;
  box-shadow: none;
  &:active {
    outline: 0;
    &:hover {
      visibility: hidden;
      &:-moz-focusring {
        visibility: visible;
        outline: 0;
      }
      & > * {
        visibility: visible;
      }
    }
    &:not(:-moz-focusring) {
      visibility: inherit;
    }
  }
}