.banner {
  width: 100%;
}
.section {
  width: 1220px;
  margin: 0 auto;
}
.section.section1 {
  padding-bottom: 40px;
}
.section.section1 .ttl {
  color: #000000;
  font-family: Helvetica Neue;
  font-size: 20px;
  font-weight: 500;
  line-height: 20px;
  letter-spacing: 0px;
  text-align: left;
  margin-top: 21px;
}
.section.section1 .x {
  height: 6px;
  width: 40px;
  background-color: #73B36E;
}
.section.section1 .desc {
  margin-top: 7px;
  color: #666666;
  font-size: 16px;
  font-weight: 400;
  line-height: 30px;
  letter-spacing: 0px;
  text-align: left;
}
.section.section2 {
  margin-top: 39px;
  width: 100%;
  display: flex;
  align-items: center;
  margin-bottom: 73px;
}
.section.section2 .main {
  background: linear-gradient(90deg, #2e92c7 -26.659%, rgba(46, 146, 199, 0) 128.895%);
  width: 1220px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 330px;
  padding-right: 40px;
  border-radius: 12px;
}
.section.section2 .main .l {
  padding-top: 0px;
  padding-left: 40px;
  width: 450px;
  padding-bottom: 55px;
}
.section.section2 .main .l h3 {
  color: #fff;
  font-family: Helvetica Neue;
  font-size: 40px;
  font-weight: 500;
  line-height: 44px;
  letter-spacing: 0px;
  margin-bottom: 6px;
  margin-top: 12px;
}
.section.section2 .main .l .x {
  height: 6px;
  width: 40px;
  background-color: #fff;
  margin-top: 18px;
  margin-bottom: 16px;
  display: block;
}
.section.section2 .main .l .desc {
  color: #fff;
  font-size: 16px;
  font-weight: 400;
  line-height: 30px;
  text-align: left;
}
.section.section2 .main .r {
  width: 564px;
  height: 248px;
  background: #f5f5f7;
  border-radius: 8px;
  box-sizing: border-box;
  padding-left: 23px;
  display: flex;
  align-items: center;
}
.section.section2 .main .r .wrap {
  padding-bottom: 10px;
}
.section.section2 .main .r .wrap h3 {
  color: #000000;
  font-size: 40px;
  font-weight: 500;
  line-height: 32px;
  letter-spacing: 0px;
  text-align: left;
}
.section.section2 .main .r .wrap .desc {
  color: #666666;
  font-size: 16px;
  font-weight: 400;
  line-height: 26px;
  letter-spacing: 0px;
  text-align: left;
  margin-top: 17px;
  width: 467px;
}
.section.section2 .main .r .wrap .more {
  display: inline-block;
  width: 200px;
  height: 48px;
  border-radius: 6px;
  font-size: 24px;
  text-align: center;
  line-height: 44px;
  cursor: pointer;
  text-decoration: none;
  background: #73b36e;
  color: #fff;
  margin-top: 55px;
}
.section.section2 .main .r .wrap .more > span {
  color: rgba(255, 255, 255, 0.3);
}
.section.section3 {
  margin-top: 57px;
}
.section.section3 h3 {
  color: #000000;
  font-family: Helvetica Neue;
  font-size: 40px;
  font-weight: 500;
  line-height: 44px;
  letter-spacing: 0px;
  margin-bottom: 40px;
}
.section.section3 .desc {
  width: 1220px;
  color: #666666;
  font-size: 16px;
  font-weight: 400;
  line-height: 30px;
  text-align: left;
}
.section.section3 ul {
  margin-top: 52px;
}
.section.section3 ul .card {
  border-radius: 12px;
  list-style: none;
  width: 1220px;
  box-sizing: border-box;
  background-color: #fff;
  display: block;
  margin-top: 17px;
  background-position: top left;
  background-repeat: no-repeat;
  background-size: 460px 220px;
}
.section.section3 ul .card .w {
  height: 220px;
  box-sizing: border-box;
  margin-left: 540px;
  padding-left: 0px;
  display: flex;
  align-items: center;
}
.section.section3 ul .card.card1 {
  background-image: url(../images/tech_1.jpeg?v=20);
}
.section.section3 ul .card.card2 {
  background-position: top right;
  background-image: url(../images/tech_2.jpeg?v=20);
  border-radius: 12px;
}
.section.section3 ul .card.card2 .w {
  background: linear-gradient(90deg, #2e92c7, #91c3dc);
  width: 761px;
  margin-left: 0px;
  padding-left: 40px;
  border-radius: 12px 0 0 12px;
}
.section.section3 ul .card.card2 .w .title {
  color: #fff;
}
.section.section3 ul .card.card2 .w p {
  color: #fff;
}
.section.section3 ul .card.card3 {
  background-image: url(../images/tech_3.jpeg?v=20);
}
.section.section3 ul .card .ttl {
  color: #000000;
  width: 550px;
  font-size: 20px;
  font-weight: 500;
  line-height: 20px;
  letter-spacing: 0px;
  text-align: left;
}
.section.section3 ul .card p {
  margin-top: 15px;
  width: 550px;
  box-sizing: border-box;
  color: #666666;
  font-size: 16px;
  font-weight: 400;
  line-height: 26px;
  letter-spacing: 0px;
  text-align: left;
}
.section.section4 {
  margin-top: 100px;
  margin-bottom: 30px;
}
.section.section4 h3 {
  color: #000000;
  font-family: Helvetica Neue;
  font-size: 40px;
  font-weight: 500;
  line-height: 44px;
  letter-spacing: 0px;
}