html {
  overflow-x: hidden;
}

* {
  font-family: Arial;
}

p, h1, h2, h3, h4, h5, h6 {
  margin: 0;
  padding: 0;
}

a {
  color: #333333;
  text-decoration: none;
}
a:hover {
  text-decoration: none;
}

.row {
  margin-bottom: 0;
}

ul {
  padding-left: 0;
  list-style: none;
}

.banner img {
  width: 100%;
  height: auto;
  margin: 0 auto;
}

section h1 {
  color: #333333;
  font-weight: 600;
  text-align: center;
}

.first {
  padding: 40px 0;
}
.first .first-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: 30px;
  box-shadow: 0 0 10px rgba(0,0,0,.1);
  background: #c7e9fb4d;
}
.first .first-content .first-left {
  display: block;
}
.first .first-content .first-right {
  font-size: 16px;
  line-height: 30px;
  color: #333;
  text-align: justify;
}

.second {
  padding: 20px 0 75px;
}
.second p.yingyong-des{text-align: center;margin-top:20px;}
.second .second-list{display: flex;justify-content: space-between;flex-wrap: wrap;}
.second .second-list .second-item{margin-top:30px;border: 2px dashed #4fd2e5;border-radius: 10px;}
.second .second-list .second-item > div{padding: 0 30px;}
.second .second-list .second-item .app-title{color: #3d7ac9;}

.third h4 {
  text-align: center;
  color: #333;
}
.third .gx-4 {
  --bs-gutter-x: 1.88rem;
}
.third .third-list {
  margin-top: 25px;
}
.third .third-list li {
  margin-bottom: 22px;
}
.third .third-list li .third-item {
  margin-bottom: 30px;
  background: #fff;
  border-radius: 20px;
  border: 2px dashed #4fd2e5;
  height: 100%;
  overflow: hidden;
}
.third .third-list li .third-item span {
  background: #017ebd;
  border-radius: 0 0 20px 0;
  color: #fff;
  font-size: 18px;
  line-height: 34px;
  font-weight: 600;
  padding: 18px 28px 7px 28px;
}

.third .third-list li .third-item p {
  padding: 0 35px;
  color: #333;
  font-size: 16px;
  line-height: 24px;
  hyphens: auto;
}
.third .third-list li .third-item p.youshi-tit {
  font-size: 20px;
  font-weight: bold;
  margin: 10px 0;
}
.forth .forth-list {
  margin-top: 28px;
}
.forth .forth-list {
  margin-top: 28px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.forth .forth-list img {
  display: block;
  height: auto;
  margin-bottom: 30px;
}
.liuyan p {
  font-size: 16px;
  text-align: center;
  color: #555555;
  margin-bottom: 20px;
}
.liuyan .form-up-two {
  margin-top: 10px;
}
.gotop {
  height: 6px;
  background-color: #c81528;
  margin-top: 90px;
  cursor: pointer;
}
.gotop img {
  position: relative;
  top: -25px;
  display: block;
  margin: 0 auto;
  width: 55px;
  height: 55px;
}
.gongyi .container p{
	text-align: justify;
  font-size: 16px;
	line-height: 30px;
}
.gongyi .gongyi-content {
  background: #eeeeee57;
	box-shadow: 1px 1px 10px rgba(0,0,0,.2);
	margin: 30px auto 20px;
  border-radius: 10px;
  padding: 20px 10px;
  row-gap: 15px;
}
.gongyi .gongyi-content .img-box img{
  width: 100%;
  height: auto;
  display: block;
}
.gongyi {
  padding-top: 20px;
}
@media (max-width: 575px) {
	section h1{font-size:22px;}
  .first .first-content .first-left {
    width: 100%;
  }
  .first .first-content .first-right {
    width: 100%;
    padding: 15px;
  }
  .second {
    padding: 20px 0;
  }
  .second .second-list .second-item {
    flex-direction: column;
  }
  .second .second-list .second-item > div{padding: 20px;}
  .second .second-list .second-item .app-title {
    font-size: 20px;
  }
  .third h4 {
    margin-top: 30px;
  }
  .forth .forth-list img {
    width: 100%;
  }
}
@media (min-width: 576px) {
  .first .first-content .first-left {
    width: 100%;
  }
  .first .first-content .first-right {
    width: 100%;
    padding: 30px;
  }
  .second {
    padding: 20px 0 20px;
  }
  .second .second-list .second-item {
    flex-direction: column;
  }
  .second .second-list .second-item > div{padding: 20px;}
  .second .second-list .second-item .item-text p {
    text-align: justify;
  }
  .second .second-list .second-item .app-title {
    font-size: 30px;
  }
  .third h4 {
    margin-top: 30px;
  }
  .forth .forth-list img {
    width: 100%;
  }
}
@media (min-width: 768px) {
  .second .second-list .second-item .app-title {
    font-size: 20px;
  }
  .forth .forth-list img {
    width: 48.5%;
  }
}
@media (min-width: 992px) {
  .first .first-content .first-left {
    width: 45%;
  }
  .first .first-content .first-right {
    width: 55%;
    padding: 15px;
  }
  .second .second-list .second-item {
    width: 49%;
  }
}
@media (min-width: 1200px) {
  .first .first-content .first-right {
    padding: 30px;
  }
  .third h4 {
    font-size: 30px;
    line-height: 30px;
    margin-top: 50px;
  }
  .forth .forth-list img {
    width: 31.8%;
  }
}
@media (min-width: 1400px) {
  section h1 {
    font-size: 30px;
  }
}
@media (min-width: 1600px) {
  .second .second-list .second-item .app-title {
    font-size: 26px;
  }
}