style.css

@import url("https://fonts.googleapis.com/css?family=Ropa+Sans");
body {
  background: transparent;
  color: white;
  font-family: "Ropa Sans", sans-serif;
  font-size: 18px;
  overflow: hidden;
}

#chat {
  position: absolute;
  bottom: 10px;
  width: 400px;
}

.chat-line {
  overflow: hidden;
  max-height: 0px;
  transition: opacity 2s, max-height 1s, margin-top 1s;
}
.chat-line.visible {
  margin-top: 10px;
  max-height: 300px;
  transition: opacity 2s, max-height 1s, margin-top 300ms;
}
.chat-line .chat-line-inner {
  background-color: rgba(31, 31, 31, 0.6);
  padding: 10px;
  overflow-wrap: break-word;
}
.chat-line .chat-line-inner .badges img.badge {
  margin-right: 6px;
  vertical-align: text-bottom;
  width: 18px;
  height: 18px;
}
.chat-line .chat-line-inner.admin .message {
  opacity: 0.4;
}

.user-name {
  color: #ff6bb5;
}

.message img {
  vertical-align: text-bottom;
}
.message img.emoji {
  width: 20px;
}