.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4); /* Black w/ opacity */
  }
  
  .modal-content {
      background-color: #fefefe;
      margin: 10% 10% 10% 10%;
      padding: 20px;
      border: 1px solid #888;
      width: 400px;
      height: auto;
      min-height: 400px;
      box-shadow: 5px 5px 2px 2px rgba(0, 0, 0, .2);
  }


  .close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
  }
  
  .close:hover,
  .close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
  }