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

.enter {
  opacity: 0.01;
}

.enterActive {
  opacity: 1;

  :global(.animationsEnabled) & {
    transition: opacity 400ms ease-in;
  }
}

.appear {
  opacity: 0.01;
}

.appearActive {
  opacity: 1;

  :global(.animationsEnabled) & {
    transition: opacity 400ms ease-in;
  }
}

.presentation {
  order: 1;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
  overflow: hidden;
  position: relative;
}

.whiteboardSizeAvailable {
  position: absolute;
  height: 100%;
  width: 100%;
  z-index: -1;
}

.svgContainer{
  width: 100%;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.presentationToolbar{
  display: flex;
  overflow-x: visible;
  order: 2;
  position: absolute;
  bottom: 0;
}

.svgStyles {
  object-fit: contain;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;

  //always show an arrow by default
  cursor: default;

  //double click on the whiteboard shouldn't change the cursor
  -moz-user-select: -moz-none;
  -webkit-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.presentationContainer {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.innerToastWrapper {
  width: var(--innerToastWidth);
}

.toastTextContent {
  position: relative;
  overflow: hidden;
  margin-top: var(--sm-padding-y);

  > div:first-of-type {
    font-weight: bold;
  }
}

.presentationName {
  text-overflow: ellipsis;
  overflow: hidden;
}

.toastMessage {
  font-size: var(--font-size-small);
  margin-top: var(--toast-margin);
  overflow: hidden;
  text-overflow: ellipsis;
}

.toastIcon {
  margin-right: var(--sm-padding-x);
  [dir="rtl"] & {
    margin-right: 0;
    margin-left: var(--sm-padding-x);
  }
}

.iconWrapper {
  background-color: var(--color-primary);
  width: var(--toast-icon-side);
  height: var(--toast-icon-side);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;

  > i {
    position: relative;
    color: var(--color-white);
    font-size: var(--font-size-larger);
  }
}

.toastDownload {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;

  a {
    color: var(--color-primary);
    cursor: pointer;
    text-decoration: none;

    &:focus,
    &:hover,
    &:active {
      color: var(--color-primary);
      box-shadow: 0;
    }
  }
}

.visuallyHidden {
  position: absolute;
  overflow: hidden;
  clip: rect(0 0 0 0);
  height: 1px; width: 1px;
  margin: -1px; padding: 0; border: 0;
}

.presentationFullscreen{
  z-index: 1;
  position: absolute;
  top: 0;
  right: 0;
  left: auto;
  cursor: pointer;

  [dir="rtl"] & {
    right: auto;
    left : 0;
  }
}