body {
  background-color: white;
  margin: 0;
  padding: 0;
}

#signin{
  margin: 24px;
  width: 80%;
  font-size: 2.0em;
}

#loading {
  width: 100%;
  background-color: #191F26;
  text-align: center;
}

  #loading img { 
    width: 80%;
    max-width: 600px;
  }

#error-panel{
  border: 1px solid black;
  font-size: 1.5em;
  padding: 12px;
  color: darkred;
  background-color: lightyellow;
}