.contai .contai1 {
  background: url(../images/banner_01.jpg) no-repeat scroll center center;
  height: 552px;
}
.w1200 {
  width: 1200px;
}
.contai2 {
  background-color: #f5f5f5;
}
.contai2 ul {
  margin: auto;
  display: flex;
  justify-content: space-between;
  height: 165px;
}
.contai2 ul li {
  width: 25%;
  text-align: center;
}
.contai2 ul li b {
  display: block;
  font-weight: bold;
  color: #fff;
  font-size: 33px;
  margin-top: 30px;
}
.contai2 ul li i {
  width: 165px;
  display: block;
  margin: auto;
  height: 40px;
  line-height: 40px;
  background-color: #fff;
  font-size: 28px;
  font-style: normal;
  margin-top: 19px;
  border-radius: 8px;
}
.contai2 ul li:nth-child(1) {
  background-color: #69c8e2;
  color: #38b3d5;
}
.contai2 ul li:nth-child(2) {
  background-color: #b19b90;
  color: #915639;
}
.contai2 ul li:nth-child(3) {
  background-color: #504239;
  color: #504239;
}
.contai2 ul li:nth-child(4) {
  background-color: #7fcc76;
  color: #3ca233;
}
.contai3 {
  margin: auto;
  margin-top: 57px;
  display: flex;
}
.contai3 div:nth-child(2) {
  margin-left: 60px;
}
.contai3 div:nth-child(2) b {
  display: block;
  font-size: 28px;
  color: #899a33;
}
.contai3 div:nth-child(2) i {
  display: block;
  margin-top: 15px;
  font-size: 19px;
  font-style: normal;
  line-height: 40px;
  color: #5c5b5b;
}
.contai3 div:nth-child(2) span {
  display: flex;
  width: 510px;
  justify-content: space-between;
}
.contai3 div:nth-child(2) span a {
  width: 230px;
  text-align: center;
  border-radius: 8px;
  line-height: 42px;
  font-size: 24px;
  margin-top: 25px;
}
.contai3 div:nth-child(2) span a:nth-child(1) {
  background-color: #8c994a;
  color: #fff;
}
.contai3 div:nth-child(2) span a:nth-child(2) {
  color: #8c994a;
  border: 2px solid #8c994a;
}
.contai4 {
  margin: auto;
}
.contai4 b {
  display: block;
  width: 215px;
  margin: auto;
  font-size: 32px;
  color: #333333;
  border: 1.5px solid #333;
  text-align: center;
  border-radius: 8px;
  margin-top: 50px;
}
.contai4 img {
  margin-top: 29px;
}
.contai4 span {
  display: flex;
  width: 730px;
  justify-content: space-between;
  line-height: 60px;
  font-size: 28px;
  margin: auto;
  margin-top: 45px;
}
.contai4 span a {
  background-color: #8c994a;
  color: #fff;
  width: 323px;
  text-align: center;
  border-radius: 8px;
}
.contai5 {
  margin-top: 60px;
  background-color: #d0dfa0;
  padding-top: 45px;
  padding-bottom: 70px;
}
.contai5 b {
  text-align: center;
  font-weight: bold;
  font-size: 34px;
  display: block;
}
.contai5 img {
  display: block;
  text-align: center;
  margin: auto;
  margin-top: 25px;
}
.contai6 {
  margin: auto;
}
.contai6 b {
  display: block;
  font-size: 34px;
  text-align: center;
  margin-top: 60px;
}
.contai6 img {
  margin-top: 30px;
}
.contai6 span {
  display: flex;
  width: 730px;
  justify-content: space-between;
  line-height: 60px;
  font-size: 28px;
  margin: auto;
  margin-top: 45px;
}
.contai6 span a {
  background-color: #8c994a;
  color: #fff;
  width: 323px;
  text-align: center;
  border-radius: 8px;
}
.contai7 {
  margin: auto;
  margin-top: 57px;
  margin-bottom: 40px;
}
.contai7 b {
  display: block;
  font-size: 34px;
  text-align: center;
  margin-top: 60px;
}
.contai7 img {
  margin-top: 25px;
}