body {
  margin: 0;
  padding: 0;
}
.video-container {
  width: 100%;
  font-family: "Source Han Sans CN";
  font-style: normal;
  font-weight: 400;
}
img {
  width: 100%;
  height: 100%;
}
ul {
  margin: 0;
  padding: 0;
}
li {
  list-style: none;
}
.header {
  padding: 144px 0 76px 0;
  background: linear-gradient(97.97deg, #2bcbdd 5.34%, #0251c7 90.2%);
}
.header-container {
  margin: auto;
  width: 80%;
  display: flex;
  justify-content: space-between;
}
.header-f {
  padding-top: 44px;
}
.h-f1 {
  font-size: 30px;
  font-weight: 400;
  color: #ffffff;
}
.h-f2 {
  padding: 16px 0 22px 0;
  font-weight: 700;
  font-size: 65px;
  line-height: 11px;
  color: #ffffff;
  text-shadow: 9px 6px 4px rgba(6, 48, 111, 0.1);
  letter-spacing: 5px;
}
.h-f3 {
  font-weight: 400;
  font-size: 24px;
  color: #91fad2;
}
.h-f4 {
  margin-top: 65px;
  padding: 20px 0;
  width: 30%;
  text-align: center;
  font-size: 13px;
  color: #2bcadd;
  background: #ffffff;
}
.header-i {
  width: 42%;
}
.middle {
  padding: 80px 0;
  font-family: "Microsoft YaHei";
  font-style: normal;
  text-align: center;
}
.m-f1 {
  margin-bottom: 80px;
  font-weight: 700;
  font-size: 40px;
  color: #333333;
}
.m-i1 {
  margin: auto;
  width: 60%;
}
.middle2 {
  margin: auto;
  padding-bottom: 76px;
  width: 60%;
  display: flex;
  justify-content: space-between;
}
.m2-bf {
  font-weight: 700;
  font-size: 40px;
  color: #333333;
  line-height: 60px;
}
.m2-sf {
  font-weight: 400;
  font-size: 18px;
  color: #666666;
  line-height: 30px;
}
.m2-i {
  width:40%
}
.middle3 {
  margin: auto;
  width: 60%;
}
.middle3-container {
  background: url("./image/Rectangle\ 700.png") no-repeat;
  background-size: 100% 100%;
}
.m3-f {
  font-weight: 700;
  font-size: 40px;
  line-height: 53px;
  color: #333333;
}
.m3-i {
  margin-top: 84px;
  padding-bottom: 10px;
  width: 100%;
  height: 365px;
  display: flex;
  justify-content: space-between;
  background: url("./image/image\ 76.png") no-repeat bottom;
  background-size: 100% 65%;
}
.m3-t-l {
  width: 25%;
}
.m3-t-l2 {
  text-align: justify;
  font-weight: 400;
  font-size: 16px;
  color: #333333;
}
.m3-round {
  margin: auto;
  margin-bottom: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: #2a7efb;
}
.m3-round img {
  width: 60%;
  height: 60%;
}
.m3-b-l {
  margin-top: 67px;
  padding-left: 44px;
  width: 74%;
  font-weight: 400;
  font-size: 16px;
  color: #666666;
  text-align: justify;
}
.m3-b-f {
  padding-top: 20px;
}
.m3-right {
  padding-right: 95px;
  width:85%
}
.m3-t-r {
  width: 25%;
  text-align: center;
  font-weight: 400;
  font-size: 16px;
  color: #333333;
}
.m3-i2-right {
  padding-right: 95px;
  width: 40%;
}
.m4-bf {
  font-weight: 700;
  font-size: 40px;
}
.m4-b {
  padding-top: 38px;
  display: flex;
  justify-content: space-between;
  text-align: justify;
}
.m4-i {
  padding-top: 50px;
}
.m4-i1 {
  width: 80px;
  height: 80px;
}
.m4-f1 {
  padding: 36px 0 20px 0;
  font-weight: 400;
  font-size: 30px;
  color: #333333;
}
.m4-f2 {
  width: 66%;
  font-weight: 400;
  font-size: 16px;
  color: #666666;
}
.m4-i2 {
  padding-right: 95px;
}
.middle5 {
  padding: 40px 0;
  font-family: "Microsoft YaHei";
  font-style: normal;
  background: #f7f9fb;
}
.middle5-container {
  margin: auto;
  width: 60%;
  display: flex;
  justify-content: space-between;
}
.m5-i1 {
  width: 50%;
}
.m5-p1 {
  font-weight: 400;
  font-size: 30px;
  color: #333333;
}
.m5-p2 {
  width: 72%;
  font-weight: 400;
  font-size: 16px;
  color: #666666;
}
.m5-right {
  box-sizing: border-box;
  padding-left: 20%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.m6-f1 {
  font-weight: 700;
  font-size: 40px;
  color: #333333;
}
.m6-f2 {
  margin: auto;
  padding-top: 20px;
  width: 87%;
  font-weight: 400;
  font-size: 18px;
  color: #666666;
}
.middle6 ul {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.middle6 li {
  padding: 68px 0;
  width: 30%;
  border-radius: 12px;
  list-style: none;
}
.m6-i {
  text-align: center;
}
.m6-i img {
  width: 20%;
}
.m6-p1 {
  font-weight: 700;
  font-size: 22px;
  color: #333333;
}
.m6-p2 {
  margin: auto;
  width: 85%;
  font-weight: 400;
  font-size: 16px;
  color: #666666;
}
.m6-i2 {
  margin: auto;
  width: 90%;
}
.middle7 {
  width: 100%;
  background: url("./image/Rectangle\ 680.png") no-repeat;
  background-size: 100% 100%;
}
.m7-i {
    margin: auto;
    width: 95%;
}
.m8-f1 {
  font-weight: 700;
  font-size: 40px;
  color: #333333;
}
.m8-f2 {
  padding-top: 20px;
  font-weight: 400;
  font-size: 18px;
  color: #666666;
}
.m8-i {
  padding-top: 93px;
  width: 100%;
  display: flex;
  justify-content: space-between;
}
.m8-i2 img {
  width: 95%;
  height: 95%;
}
.middle9 {
  background-color: #f1f7fd;
}
.m9-f {
  margin: auto;
  width: 85%;
}
.middle10 {
  background: url("./image/Rectangle\ 686.png") no-repeat;
  background-size: 100% 100%;
}
.m10-i {
  padding-top: 90px;
}
.m11-i {
  padding-top: 76px;
}
.m11-i img {
  width: 85%;
  height: 85%;
}
.m12-f {
  margin: auto;
  padding-top: 20px;
  width: 85%;
  font-weight: 400;
  font-size: 18px;
  color: #666666;
}
.m12-i {
  padding-top: 60px;
}