body, html {
  height: 100%;
  margin: 0;
}

#remoteStream {
  width: 100%;
  height: 100%;
  position: absolute;
}

#localStream {
  width: 25vh;
  height: 25vh;
  margin: 1em;
  bottom: 0;
  right: 0;
  position: absolute;
}

#toggleMic {
  width: 4vh;
  height: 4vh;
  margin: 1em;
  bottom: 0;
  right: 0;
  position: absolute;
}

#toggleMic.muted {
  color: red;
}