/* body {margin:2rem;} */

.modal-dialog {
      max-width: 80%;
      margin: 30px auto;
  }

.modal-body {
  position:relative;
  padding:0px;
}
.close {
  position:absolute;
  right:-30px;
  top:0;
  z-index:999;
  font-size:2rem;
  font-weight: normal;
  color:#fff;
  opacity:1;
}

.modal-body iframe
{
  height: 500px;
}