.overlay {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.7);
  transition: opacity 500ms;
  visibility: hidden;
  opacity: 0;
  z-index: 1000;
}
.overlay:target {
  visibility: visible;
  opacity: 1;
}

.popup {
  border-radius: 5px;
  position: relative;
  transition: all 0.5s ease-in-out;
  position: relative;
  height: 100%;
}

.popup h2 {
  margin-top: 0;
  color: #333;
  font-family: Tahoma, Arial, sans-serif;
}
.popup .close {
  position: absolute;
  top: 0px;
  right: 460px;
  transition: all 200ms;
  font-size: 30px;
  font-weight: bold;
  text-decoration: none;
  color: white;
  z-index: 1200;
}
.popup .close:hover {
  color: #06D85F;
}
.popup .content {
  max-height: 30%;
  overflow: auto;
}
.popup div img{
  margin-top: 160px;
  max-height: 700px;
}