.tui_title {
  font-family: PingFang SC;
  font-size: 30px;
  font-weight: normal;
  line-height: normal;
  text-align: center;
  letter-spacing: 0px;
  padding-top: 60px;
  color: #333333;
  margin-bottom: 57px;
}
.background_content img {
  width: 100%;
  display: block;
}
.tui_content {
  display: flex;
  width: 1500px;
  padding-left: 53px;
  padding-right: 55px;
  justify-content: space-between;
  margin: auto;
  box-sizing: border-box;
}
.tui_box {
  display: flex;
  flex-direction: column;
}
.tui_img {
  width: 320px;
  height: 220px;
  margin-bottom: 16px;
}
.tui_car {
  padding-bottom: 100px;
  width: 1500px;
  margin: auto;
  background: #fff;
}
.box {
  background: #fafafa;
  overflow: hidden;
}
.content {
  width: 1500px;
  margin: auto;
}
.content_title {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  margin-top: 18px;
  margin-left: 16px;
}
.content_title_nav {
  font-family: PingFang SC;
  font-size: 16px;
  font-weight: normal;
  line-height: normal;
  text-align: center;
  letter-spacing: 0px;

  color: #333333;
}
.right_img {
  width: 8px;
  height: 6px;
  margin-left: 10px;
  margin-right: 10px;
}

.content_box {
  height: 500px;
  background: #fff;
  padding-bottom: 30px;
  padding-top: 30px;
  padding-left: 62px;
  display: flex;
  padding-right: 60px;
  margin-bottom: 20px;
}
.box_img {
  margin-right: 58px;
  width: 670px;
  height: 440px;
}
.box_text {
  display: flex;
  flex-direction: column;
}
.right_title {
  margin-top: 8px;
  font-family: PingFang SC;
  font-size: 30px;
  font-weight: normal;
  line-height: normal;
  letter-spacing: 0px;
  margin-bottom: 20px;
  color: #333333;
}
.right_text {
  font-family: PingFang SC;
  font-weight: 400;
  font-size: 20px;
  margin-bottom: 20px;
}
.content_center {
  height: 365px;
  padding-top: 30px;
  padding-left: 60px;
  padding-bottom: 30px;
  background: #fff;
  box-sizing: border-box;
  margin-bottom: 20px;
}
.center_title {
  font-family: PingFang SC;
  font-size: 24px;
  font-weight: normal;
  line-height: normal;
  letter-spacing: 0px;

  color: #333333;
  margin-bottom: 20px;
}
.center_text {
  font-family: PingFang SC;
  font-weight: 400;
  font-size: 20px;
  margin-bottom: 30px;
}