.igo-zoom-button-container {
  width: 40px;
}
.igo-zoom-button-container button {
  background-color: #fff;
}
.igo-zoom-button-container button:hover {
  background-color: #efefef;
}
.igo-zoom-button-container button:first-child {
  margin-bottom: 2px;
}
button,
:host >>> button .mat-button-ripple-round {
  border-radius: 0;
}