.event-btn-top-component.ico_common:after {
  content: '';
  position: absolute;
  background: url(https://i.balaan.io/mobile/img/icon/icon-arrow-top-24.svg) no-repeat;
  top: 50%;
  left: 50%;
  margin-top: -12px;
  margin-left: -12px;
}

#btnTop.event-btn-top-component {
  display: none;
  position: fixed;
  right: 2rem;
  bottom: 3rem;
  width: 4.2rem;
  height: 4.2rem;
  background: rgba(249, 249, 249, 1);
  box-sizing: border-box;
  z-index: 1000!important;
  border: none;
  margin-bottom: env(safe-area-inset-bottom, 0);
  border-radius: 3rem;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.32);
}