.intro_s1{
	text-align: center;
}
.pc{
	font-size: 18px;
	color: #0066FF;
}
.title{
	font-size: 30px;
	color: #0066FF;
}
.list{
		margin : 30px;
		list-style-type: none;
	font-size: 18px;
	padding: 10px;
}

.customer{
	font-size: 30px;
	color: #0066FF;
	text-align: center;
}

.pic{
	width: 10%;
	margin-top: 20px;
    margin-right: 30px;
    margin-bottom: 20px;
    margin-left: 180px; 
}
*{
  font-family: 微软雅黑;
}