dify/web/app/components/app/chat/style.module.css

.answerIcon {
  position: relative;
  background: url(./icons/robot.svg) 100%/100%;
}

.typeingIcon {
  position: absolute;
  top: 0px;
  left: 0px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 16px;
  height: 16px;
  background: #FFFFFF;
  box-shadow: 0px 1px 2px rgba(16, 24, 40, 0.05);
  border-radius: 16px;
}


.questionIcon {
  background: url(./icons/default-avatar.jpg);
  background-size: contain;
  border-radius: 50%;
}

.answer::before,
.question::before {
  content: '';
  position: absolute;
  top: 0;
  width: 8px;
  height: 12px;
}

.answer::before {
  left: 0;
  background: url(./icons/answer.svg) no-repeat;
}

.copyBtn,
.playBtn,
.annotationBtn {
  display: none;
}

.answerWrapWrap,
.questionWrapWrap {
  width: 0;
  flex-grow: 1;
}

.questionWrapWrap {
  display: flex;
  justify-content: flex-end;
}

.question {
  display: inline-block;
  max-width: 100%;
}

.answer {
  display: inline-block;
  max-width: 100%;
}

.answerWrap:hover .copyBtn,
.answerWrap:hover .playBtn,
.answerWrap:hover .annotationBtn {
  display: block;
}

.answerWrap:hover .hasAnnotationBtn {
  display: none;
}

.answerWrap .itemOperation {
  display: none;
}

.answerWrap:hover .itemOperation {
  display: flex;
}

.question::before {
  right: 0;
  background: url(./icons/question.svg) no-repeat;
}

.textArea {
  padding-top: 13px;
  padding-bottom: 13px;
  padding-right: 130px;
  border-radius: 12px;
  line-height: 20px;
  background-color: #fff;
}

.textArea:hover {
  background-color: #fff;
}

/* .textArea:focus {
  box-shadow: 0px 3px 15px -3px rgba(0, 0, 0, 0.1), 0px 4px 6px rgba(0, 0, 0, 0.05);
} */

.count {
  /* display: none; */
  padding: 0 2px;
}

.sendBtn {
  background: url(./icons/send.svg) center center no-repeat;
}

.sendBtnActive {
  background-image: url(./icons/send-active.svg);
}

.sendBtn:hover {
  background-image: url(./icons/send-active.svg);
  background-color: #EBF5FF;
}

.textArea:focus+div .count {
  display: block;
}

.textArea:focus+div .sendBtn {
  background-image: url(./icons/send-active.svg);
}