.bs-chat-wrap {
  position: relative;
  width: 100%;
  max-width: 100%;
  background: #fff;
  border: 1px solid #e1e1e1;
  box-sizing: border-box;
  border-radius: 10px;
  overflow: hidden;
}

.bs-chat-iframe {
  display: block;
  width: 100%;
  min-height: 300px;
  max-height: 600px;
  border: 0;
  transition: height 200ms ease-in-out;
}

.bs-chat-intro {
  margin: 0 0 8px 0;
  padding: 0.4em 0.6em;
  display: flex;
  align-items: center;
  gap: 12px;
}

.bs-chat-avatar { 
  flex: 0 0 30px;
  width: 30px;
  height: 30px;
  overflow: hidden;
}

.bs-chat-avatar img, .bs-chat-avatar > img, img.bs-chat-avatar {
  display: block;
  width: 30px;
  height: 30px;
  object-fit: cover;
  border-radius: 8px;
}
.bs-chat-intro-text {
  flex: 1 1 auto;
  max-height: 30px;
}

.bs-intro-sentence {
  font-size: 12px;
  line-height: 12px;

}
.bs-assistant-name {
  font-size: 16px;
  line-height: 16px;

}

.bs-chat-error {
  color: #a00;
  padding: 8px 12px;
  border: 1px solid #f1c0c0;
  background: #fff6f6;
}

@media (max-width: 480px) {
  .bs-chat-iframe { min-height: 300px; }
}