.qcp-presentation-screen-frame {
  display: block;
  width: 100%;
  min-width: 0;
  height: 1px;
  border: 0;
  background: transparent;
  overflow: hidden;
}

/* Keep host-owned feedback out of view until this exact question/width reports its height. */
.qcp-student-presentation[data-qcp-layout-ready="false"] + .question-feedback-slot {
  visibility: hidden;
  pointer-events: none;
}