.banner {
	width: 100%;
	height: auto;
}
.banner img {
	width: 100%;
	height: auto;
}

.introduce {
	overflow: hidden;
	width: 100%;
	padding: 90px 0;
	background-color: #f9f9f9;
	background: url(../images/introduce_bg.png) 50% no-repeat;
}
.introduce .container {}
.introduce .title {
	text-align: center;
	color: #6f6f6f;
	font-size: 30px;
	letter-spacing: 8px;
	margin-bottom: 60px;
}
.introduce .items {}
.introduce .items .item {
	float: left;
	background-color: #fff;
	height: 340px;
	width: 187px;
	margin-right: 30px;
	border-radius: 20px;
	box-shadow: 0 10px 108px -26px #999;
	padding: 20px;
	position: relative;
}
.introduce .items .item:last-child {
	margin-right: 0;
}
.introduce .items .item .icon {
	width: 100px;
	height: 100px;
	margin: 0 auto;
	margin-top: 20px;
	margin-bottom: 20px;
	border: 1px solid #ff9b2f;
	border-radius: 100%;
	text-align: center;
	line-height: 90px;
}
.introduce .items .item .icon img {
	width: 65px;
	height: 65px;
}
.introduce .items .item .item-title {
	text-align: center;
	font-size: 20px;
	font-weight: 400;
	margin-bottom: 10px;
	letter-spacing: 2px;
}
.introduce .items .item .description {
	color: #8a8a8a;
	font-size: 14px;
	line-height: 24px;
	text-align: center;
	margin-bottom: 20px;
}
.introduce .items .item .btn {
	position: absolute;
	bottom: 40px;
	left: 38px;
}
.introduce .items .item .btn a {
	background: #ff9b2f;
	color: #fff;
	font-size: 14px;
	width: 150px;
	height: 38px;
	line-height: 38px;
	text-align: center;
	display: block;
	border-radius: 20px;
	margin: 0 auto;
}
.introduce .items .item2 .btn a {
	background: #00a8ff;
}
.introduce .items .item2 .icon {
	border: 1px solid #00a8ff;
}
.introduce .items .item3 .btn a {
	background: #009788;
}
.introduce .items .item3 .icon {
	border: 1px solid #009788;
}
.introduce .items .item4 .btn a {
	background: #b964f7;
}
.introduce .items .item4 .icon {
	border: 1px solid #b964f7;
}

.contribute {
	padding: 60px 0;
	overflow: hidden;
}
.contribute .title {
	text-align: center;
	color: #707070;
	font-size: 30px;
	letter-spacing: 8px;
	margin-bottom: 60px;
}
.contribute .items {}
.contribute .item {
	width: 410px;
	height: 150px;
  padding: 30px 35px;
}
.contribute .item h2 {
	font-size: 26px;
  font-weight: normal;
  color: #000;
  margin-bottom: 5px;
}
.contribute .item h3 {
  font-size: 18px;
  font-weight: normal;
  color: #666;
}
.contribute .item .btn {
	display: inline-block;
  margin-top: 50px;
  padding: 3px 8px;
  font-size: 14px;
  color: #545454;
  border: 1px solid #545454;
  cursor: pointer;
}
.contribute .l {
	float: left;
	background: url(../images/bg_moka.jpg) no-repeat right center;
	background-size: auto 100%;
}
.contribute .r {
	float: right;
	background: url(../images/bg_talent.jpg) no-repeat right center;
	background-size: auto 100%;
}