bigbluebutton-Github/bigbluebutton-html5/imports/ui/components/presentation/default-content/styles.scss

@import "../../../stylesheets/variables/breakpoints";

.contentRatio {
  position: relative;
  display: block;
  height: 0;
  padding: 0;
  padding-bottom: calc(100% * 9 / 16);
}

.contentWrapper {
  flex-basis: 90%;

  @include mq(var(--large-up)) {
    flex-basis: 90%;
  }
}

.content {
  height: 100%;
  width: 100%;
}

.defaultContent {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;

  padding: var(--line-height-computed);
  border: 0.25rem dashed;
  border-radius: 1.5rem;
  color: rgba(255, 255, 255, .5);
  text-align: center;
  overflow: auto;
}

.hideContent {
  visibility: hidden;
}

.appear {
  opacity: 0.01;
}

.appearActive {
  opacity: 1;

  :global(.animationsEnabled) & {
    transition: opacity 700ms ease-in;
  }
}