div#popup {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    
    display: none;
    
    text-align: center;
    line-height: 1.5em;
    
    padding: 2em 0;
    background-color: transparent;
    color: #222;
    
    background-color: rgba(255, 255, 255, 0.5);
}

div#popup div.popup-circle {
    position: absolute;
    left: 3vw;
    right: 3vw;
    top: 25vh;
    
    width: 94vw;
    max-width: 440px;
    height: 94vw;
    max-height: 440px;
    
    margin: auto;
    
    border-radius: 50%;
    background-color: #9bcea5;
}

div#popup div.popup-content {
    
    position: absolute;
    left: 0;
    right: 0;
    top: -10px;
    bottom: 0;
    
    width: 94vw;
    max-width: 440px;
    height: 94vw;
    max-height: 440px;

    display: flex;
    justify-content: center;
    align-items: center;
}


  @media (min-width: 100vh) {
  div#popup div.popup-circle,
  div#popup div.popup-content {
    width: 94vh;
    height: 94vh;
  }
}

div#popup.to-bottom {
    position: relative;
}

div#popup.to-bottom div.popup-circle {
    position: relative;
    left: 0;
    right: 0;
    top: 60px;
    bottom: 0;
    max-width: 440px;
    max-height: 440px;
}

div#popup.to-bottom div.popup-content {
    max-width: 440px;
    max-height: 440px;
}

  @media (max-width: 414px) {
  div#popup div.popup-circle,
  div#popup div.popup-content {
  font-size: 0.8em;
  line-height: 1em;
  }
}