.introduce{
	margin: 60px auto 0 auto;
	line-height: 25px;
	font-size: 14px;
	width: 900px;
	
}
.introduce  p{
	text-indent: 30px;	
}
.body{
	margin-top: 30px;
}
.Human {
    margin: 20px auto auto auto;
}

.speak{
	text-align: center;
	margin: 50px auto auto auto;
}
.success{
	font-size: 16px;
	line-height: 25px;
}
.Human img{
	width: 1180px;
   position: relative;
   left: 15px;
}