.popup {
  background-image: linear-gradient(180deg, #00428a, #00142f);
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  background-color: #fff;
  font-family: 'Roboto', 'Arial', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  visibility: hidden;
  opacity: 0;
  transition: all .3s ease;
  overflow: scroll;
}