:host {
  --button-focus-background-color: var(--button-hover-background-color);
  --button-focus-background-image: var(--button-hover-background-image);
  --button-focus-box-shadow: var(--button-hover-box-shadow);
  --button-focus-color: var(--button-hover-color);
  --button-focus-icon-opacity: 0.85;
}