rc-wrapper {
  display: flex;
  flex: 1;
}

iframe[name="rc-frame"] {
  flex: 1;
  border: none;
}

.rc-wrapper-loading {
  width: 100%;
  position: relative;
  opacity: 1;
  z-index: 9999;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}