* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}
html, body {
	width: 100%;
	overflow-x: hidden; /* 禁止横向滚动 */
}
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.08);
  }
  100% {
    transform: scale(1);
  }
}

.container { 
	display: flex;
	 width: 100vw;
	justify-content:flex-start;
	flex-direction: column;
	/* border: #ff5500 2px solid;	 */
	align-items: center;
	min-height:90vh;
}
.top-img {
	width: 996px;
	height: 744px;
	display: block;
	border-radius: 0;
}
.chat{
	transition: 0.3s;
	display: flex;
	justify-content:center;
	flex-direction: column;
	align-items:center;
	/* border: #16a085 2px solid; */
	min-height: 600px;
	padding: 20px;
	margin: 10px;
	box-sizing: border-box;
	/* min-height:60vh; */
}
.chatItem{
	font-size: 30px;
	/* border: #ff55ff 2px solid; */
	width: 90vw;
	display: flex;
	align-items: flex-start;
	justify-content: flex-start;
	flex-direction: row;
	flex-wrap: wrap;
	box-sizing: border-box;
	margin: 20px auto; 
}
.right{
	justify-content: flex-end;
}
.avatar {
	width: 56px;
	height: 56px;
	border-radius: 50%;
	margin: 10px;
}

.bubble {
	background: #fff;
	padding: 10px 14px;
	border-radius: 14px;
	margin: 10px 30px;
	max-width: 80%;
	box-shadow: 0 2px 4px rgba(0,0,0,0.6);
	font-size: 50px;
	line-height: 2;
}
.btn-group {
  display: flex;
  justify-content: space-around;
  width: 100%;
  margin: 20px;
  position: fixed;
  bottom: 20px;
  left:0
}
.btn {
  flex: 1;
  padding: 10px 20px;
  border: none;
  border-radius: 10px;
  font-weight: bold;
  font-size: 40px;
  cursor: pointer;
  max-width: 30%;
  background-color: rgb(222, 158, 76); color: rgb(255, 255, 255); width: 40%;
  transition: background 0.3s;
}
.btnR{
	background-color: rgb(103, 181, 72); color: rgb(255, 255, 255); width: 40%;
}


.btn:hover {
  background: #dcdcdc;
}
.whatsapp-btn {
  background-color: rgb(34, 212, 111); color: rgb(255, 255, 255);
  text-align: center;
  padding: 20px 30px;
  border-radius: 60px;
  min-width: 50%;
  font-size: 50px;
  font-weight: bold;
  cursor: pointer;
  margin-top: 30px;
  margin-bottom: 60px;
  animation: pulse 1.5s infinite ease-in-out;
}