#call {
  background-color: black;
  height: 70vh;
  text-align: center 
}

#clicker {
  background-color: black;
  height: 30vh;
  text-align: center 
}

#call iframe {
  width: 100%;
  height: 100%;
background-color: black;
}

body {
background-color: black;
}

#callnoid {
  background-color: black;
  height: 100vh;
  text-align: center 
}

#callnoid iframe {
  width: 100%;
  height: 100%;
background-color: black;
}