.rts-session-messages {
  height: 300px;
  overflow: scroll;
  background-color: white; }
  .rts-session-messages [class*=rts-session] {
    color: blue;
    padding-left: 20px;
    text-indent: -20px; }
  .rts-session-messages [class*=rts-operator] {
    color: red;
    padding-left: 20px;
    text-indent: -20px; }