#heyflowContainer {
  position: relative;
  width: 100%;
  min-height: 320px;
  height: 80vh;
  max-height: 98vh;
  overflow: hidden;
  margin: 0;
  padding: 0;
  background: transparent;
  box-sizing: border-box;
}

#heyflowContainer iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  min-height: 320px;
  border: none;
  background: #fff;
  display: block;
  box-sizing: border-box;
}

@media (max-width: 600px) {
  #heyflowContainer {
    height: 80vh;
    min-height: 200px;
    max-height: 95vh;
  }
}