html,
body,
#launcher-container,
#launcher-iframe {
  height: 100%;
  width: 100%;
  padding: 0;
  margin: 0;
  background-color: black;
}

iframe {
  display: block;
}

#launcher-container {
  overflow: hidden;
  overscroll-behavior-y: none;
  user-select: none;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
* {
  margin: 0;
}