button.gm-ui-hover-effect {
  width: 40px !important;
  height: 40px !important;
  top: 0 !important;
  right: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

button.gm-ui-hover-effect span {
  margin: 0 !important;
}

button.gm-ui-hover-effect img {
  display: none !important;
}