#toggle{
    visibility: hidden;
    opacity: 0;
    position: relative;
  }
  
  #toggle:checked ~ dialog {
    display: block;
  }
  
  label.popup{
    background: skyblue;
    color: white;
    padding: .5em 1em;
    border-radius: 4px;
  }

  label.popup-close{
    background: skyblue;
    color: white;
    padding: .5em 1em;
    border-radius: 4px;
    text-align:right;
  }

  @keyframes appear {
    0%{
      opacity: 0; 
      transform: translateY(-10px);
    }
  }
  
  dialog.popup{
    animation: appear 350ms ease-in 1;
    width: 400px;
    left: -300px;
    top:50px;
    background-color: yellow;
    z-index:901;
    overflow: hidden;


    
  }