.calendar-container {
  position: relative;
  width: 100%;
  padding-bottom: 75%;
  height: 0;
  overflow: hidden;
}

.calendar-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.modal-md{
  max-width: 1000px !important;
}

.modal-body {
  max-height: 60vh;
  overflow-y: auto;
  padding-top: 0 !important;
}