* {
  margin: 0;
  padding: 0;
}
.tac {
  text-align: center;
}
.ma0 {
  margin: 0 auto;
}
a {
  text-decoration: none;
}
.flex {
  display: flex;
  align-items: center;
  justify-content: center;
}
.wrapper img {
  display: block;
}
html,
body {
  width: 100%;
  height: 100%;
}
.wrapper {
  width: 100%;
  max-width: 1920px;
  min-width: 1200px;
  margin: 0 auto;
}
.container {
  width: 1200px;
}
.container > .btn {
  width: 450px;
  height: 60px;
  margin-top: 40px;
  border-radius: 100px;
  font-size: 24px;
  font-weight: 700;
  color: #ffffff;
}
.part_tit {
  padding: 60px 0 60px 0;
  margin: 0 auto;
}
.part_tit img {
  width: 100%;
}
.blue_yellow {
  background: linear-gradient(180deg, #6dbeff 0%, #4b89f8 100%);
}
.blue_yellow:hover {
  background: linear-gradient(180deg, #ffb21e 0%, #ff8710 100%);
}
.yellow_blue {
  background: linear-gradient(180deg, #ffb21e 0%, #ff8710 100%);
}
.yellow_blue:hover {
  background: linear-gradient(180deg, #6dbeff 0%, #4b89f8 100%);
}
.part1 {
  height: 500px;
  background: url(../images/part1_bg.png) center top no-repeat;
  background-size: cover;
  position: relative;
}
.part1 .container {
  height: 100%;
  position: relative;
}
.part1 .container img {
  position: absolute;
  top: 135px;
  left: 205px;
}
.part2 {
  height: 912px;
  background: #ffffff;
}
.part2 .part_tit {
  width: 756px;
}
.part2 .part_cont img {
  width: 1200px;
}
.part3 {
  height: 707px;
  background: url(../images/part3_bg.png) center top no-repeat;
  background-size: cover;
}
.part3 .part_tit {
  width: 772px;
}
.part4 {
  height: 874px;
  background: #ffffff;
}
.part4 .part_tit {
  width: 750px;
}
.part4 .btn {
  margin-top: 0px;
}
.part5 {
  height: 755px;
  background: url(../images/part5_bg.png) no-repeat;
  background-size: cover;
}
.part5 .part_tit {
  width: 686px;
}
.part5 .part_cont {
  position: relative;
}
.part5 .btns {
  padding-top: 26px;
  box-sizing: border-box;
  flex-wrap: wrap;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  display: flex;
}
.part5 .btns .li {
  width: 224px;
  height: 147px;
  margin-right: 20px;
  position: relative;
}
.part5 .btns .li:nth-child(5n) {
  margin-right: 0;
}
.part5 .btns .li:nth-child(1),
.part5 .btns .li:nth-child(2),
.part5 .btns .li:nth-child(3),
.part5 .btns .li:nth-child(4),
.part5 .btns .li:nth-child(5) {
  margin-bottom: 50px;
}
.part5 .btns .btn {
  width: 160px;
  height: 42px;
  font-size: 20px;
  position: absolute;
  bottom: 20px;
  left: 32px;
  border-radius: 100px;
  color: #fff;
}
.part6 {
  height: 737px;
  background: #ffffff;
}
.part6 .part_tit {
  width: 804px;
}
.part7 {
  height: 947px;
  background: linear-gradient(135deg, #f3f8fe 0%, #dce4ed 100%);
}
.part7 .part_tit {
  width: 908px;
}
.part7 .btn {
  width: 450px;
  height: 60px;
  margin-top: 40px;
}
.part7 .li {
  width: 178px;
  height: 126px;
  margin-right: 27px;
  cursor: pointer;
}
.part7 .li:last-child {
  margin-right: 0;
}
.part7 .li:nth-child(1) {
  background: url(../images/part7_1.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(1).active {
  background: url(../images/part7_on_1.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(2) {
  background: url(../images/part7_2.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(2).active {
  background: url(../images/part7_on_2.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(3) {
  background: url(../images/part7_3.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(3).active {
  background: url(../images/part7_on_3.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(4) {
  background: url(../images/part7_4.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(4).active {
  background: url(../images/part7_on_4.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(5) {
  background: url(../images/part7_5.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(5).active {
  background: url(../images/part7_on_5.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(6) {
  background: url(../images/part7_6.png) no-repeat;
  background-size: 100%;
}
.part7 .li:nth-child(6).active {
  background: url(../images/part7_on_6.png) no-repeat;
  background-size: 100%;
}
.part7 .tab_con {
  margin-top: 30px;
}
.part7 .tab_con .con {
  display: none;
}
.part8 {
  height: 265px;
  background: url(../images/part8_bg.png) center top no-repeat;
  background-size: cover;
}
.part8 .container {
  width: 1290px;
  height: 184px;
  padding-top: 41px;
  position: relative;
}
.part8 .btn {
  width: 236px;
  height: 56px;
  border-radius: 30px;
  position: absolute;
  right: 101px;
  bottom: 40px;
  background: linear-gradient(180deg, #ffc95c 0%, #ff9700 100%);
}
.part8 .btn:hover {
  background: linear-gradient(180deg, #8baeff 0%, #525cff 100%);
}
.part9 {
  background: url(../images/part9_bg.png) center top no-repeat;
  background-size: cover;
  padding-bottom: 60px;
}
.part9 .part_tit {
  width: 636px;
}
.part10 {
  height: 1152px;
  background: #fff;
}
.part10 .part_tit {
  width: 950px;
}
.part10 .li {
  width: 280px;
  height: 120px;
  background: linear-gradient(180deg, #fcfdff 0%, #e8eff6 100%);
  border-radius: 10px;
  margin-right: 26px;
  font-size: 22px;
  font-weight: 700;
  color: #333333;
  cursor: pointer;
}
.part10 .li.active {
  background: linear-gradient(180deg, #6dbeff 0%, #4b89f8 100%);
  color: #ffffff;
}
.part10 .li:last-child {
  margin-right: 0;
}
.part10 .tab_con {
  margin-top: 30px;
  padding: 0 25px;
}
.part10 .tab_con .con {
  height: 626px;
  display: none;
}
.part10 .tab_con .con:nth-child(1) {
  background: url(../images/part10_con_1.png) center top no-repeat;
  background-size: cover;
}
.part10 .tab_con .con:nth-child(2) {
  background: url(../images/part10_con_2.png) center top no-repeat;
  background-size: cover;
}
.part10 .tab_con .con:nth-child(3) {
  background: url(../images/part10_con_3.png) center top no-repeat;
  background-size: cover;
}
.part10 .tab_con .con:nth-child(4) {
  background: url(../images/part10_con_4.png) center top no-repeat;
  background-size: cover;
}
.part11 {
  background: linear-gradient(135deg, #f3f8fe 0%, #dce4ed 100%);
  padding-bottom: 60px;
}
.part11 .part_tit {
  width: 908px;
}
.part11 .part_cont img {
  margin: 0 auto;
}
.part11 .tab_icon {
  margin-top: 60px;
}
.part11 .li {
  width: 360px;
  height: 257px;
  background: linear-gradient(180deg, #6dbeff 0%, #4b89f8 100%);
  border-radius: 20px;
  text-align: center;
  color: #fff;
  margin-right: 20px;
  padding-top: 30px;
}
.part11 .li img {
  margin: 0 auto;
  transition: all 0.5s ease-in-out;
  cursor: pointer;
}
.part11 .li img:hover {
  transform: rotate(360deg);
}
.part11 .li b {
  display: inline-block;
  font-size: 24px;
  padding: 19px 0 10px 0;
}
.part11 .li p {
  font-size: 18px;
}
.part11 .li:last-child {
  margin-right: 0;
}