/* Start custom CSS */.cal-outer {
  width: 100%;
}

.cal-frame {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  height: auto;
  min-height: 600px;
  box-sizing: border-box;
  border: 1px solid #777;
}

@media (min-width: 768px) {
  .cal-frame {
    aspect-ratio: auto;
    height: clamp(600px, 80vh, 900px);
  }
}/* End custom CSS */