#popupContainer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 9999999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}
#customPopup {
  background: #fff;
  padding: 10px;
  box-shadow: 0px 0px 10px rgba(0,0,0,0.3);
  border-radius: 5px;
  text-align: center;
  max-width: 50%;
  position: relative;
  transition: transform 0.3s ease-in-out;
  transform: scale(0.8);
}
@media only screen and (max-width: 575px) {
  #customPopup {
    max-width: 90%;
  }
}
#customPopup a {
  display: block;
}
#customPopup img {
  max-height: 550px;
}
.close-btn {
  position: absolute;
  top: -15px;
  right: -11px;
  font-size: 20px;
  cursor: pointer;
  color: #6c2575;
  background: #FFF;
  border: none;
  border-radius: 100px;
}