.second_text {
  font-size: 28px;
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #333333;
  line-height: 40px;
}

.second_content {
  margin-top: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.second_content_bottom {
  margin-top: 31px;
  margin-bottom: 30px;
  width: 1100px;
  font-size: 14px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #333333;
  line-height: 30px;
}

.articleUl {
  margin-left: 20px;
  /* width: 800px; */
}

.third_content {
  display: flex;
  justify-content: center;
}

.third_content_img {
  width: 450px;
  height: 264px;
}

.third_content_img_text {
  height: 29px;
  font-size: 18px;
  font-weight: 400;
  color: #333333;
  line-height: 29px;
  letter-spacing: 1px;
}

.gyl_fourth_content {
  width: 100%;
  margin-bottom: 85px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  margin-top: 90px;
}

.fourth_content_text {
  height: 50px;
  font-size: 28px;
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #333333;
  line-height: 40px;
}

.fouth_content_bottom {
  margin: 10px;
  background: #ffffff;
  box-shadow: 0px 2px 4px 0px rgba(28, 77, 160, 0.1);
  border: 1px solid #dddddd;
  position: relative;
}

.fouth_content_img {
  width: 250px;
  height: 230px;
}

.fouth_content_img img {
  width: 100%;
}

.fourth_content_img_text {
  margin-top: 14px;
  margin-bottom: 19px;
  width: 185px;
  height: 22px;
  font-size: 16px;
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #222222;
  line-height: 22px;
  text-shadow: 0px 2px 4px rgba(28, 77, 160, 0.1);
  text-align: center;
}

.fourth_content_item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.gyl_fourth_item {
  margin-top: 60px;
  display: flex;
  justify-content: center;
}

.gyl_fifth_content {
  display: flex;
}

.gyl_fifth_item {
  margin-top: 78px;
  display: flex;
  justify-content: center;
}

.gyl_fifth_item_div {
  width: 200px;
  height: 105px;
  background: #ffffff;
  box-shadow: 0px 2px 4px 0px rgba(153, 153, 153, 0.5);
  border: 1px solid #dddddd;
  text-align: center;
  margin-left: 40px;
}

.gyl_fifth_item_text {
  margin-top: 40px;
  height: 20px;
  font-size: 14px;
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #222222;
  line-height: 20px;
}

.banner_width {
  width: 100%;
  height: 400px;
  background: #ffffff;
  background-image: url(../img/gongyoulian/banner.png);
  margin-top: 10px;
}

.banner_width_bottom_text {
  height: 56px;
  font-size: 40px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #ffffff;
  line-height: 56px;
}

.banner_bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 400px;
}

.banner_width_bottom {
  width: 640px;
  height: 50px;
  font-size: 18px;
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #ffffff;
  line-height: 25px;
  text-align: center;
}

main {
  width: 100%;
}