.container {
  width: 100%;
  background: #f5f5f5;
}

.top {
  width: 100%;
  height: 780px;
  overflow: hidden;
  background: linear-gradient(180deg, #3585FA 0%, #A1C5F9 100%);
}

.nav {
  height: 100px;
  display: flex;
  align-items: center;
  font-weight: 600;
  width: 1440px;
  margin: 0 auto;
}

.logo-index {
  width: 98px;
  height: 98px;
  margin-left: 120px;
}

.about {
  margin-left: auto;
  margin-right: 50px;
}

.contact {
  margin-right: 120px;
}

.banner {
  width: 1440px;
  margin: 0 calc(50% - 720px);
}

.introduce {
  width: 1200px;
  margin: 20px auto;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.intr-bg-box {
  width: 560px;
  height: 350px;
  border-radius: 10px;
  overflow: hidden;
  margin: 0 38px 0 0;
}

.intr-bg-box .intr-img {
  width: 560px;
  height: 350px;
}

.intr-mian {
  margin: 0 0 0 38px;
}

.intr-mian .title {
  font-size: 30px;
  color: rgb(98, 98, 98);
  max-width: 560px;
  font-weight: 600;
  margin-bottom: 20px;
}

.intr-mian .text {
  font-size: 16px;
  line-height: 26px;
  color: rgb(98, 98, 98);
  max-width: 560px;
  text-indent: 2em;
}

.intr-mian .more {
  width: 120px;
  height: 44px;
  border-radius: 50px;
  background: rgba(11, 186, 174, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  float: right;
  margin-top: 15px;
}

.block {
  width: 100%;
  min-height: 650px;
  background: linear-gradient(180deg, rgba(214, 228, 248, 1) 0%, rgba(255, 255, 255, 0) 100%);
}

.block .main {
  width: 1180px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.block .main>div {
  width: 535px;
  height: 550px;
  background: #fff;
  border-radius: 10px;
  margin-top: 60px;
}

.digitization {
  width: 385px;
  height: 290px;
  margin: 10px 0 20px 0;
}

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

.digi-box .title {
  font-size: 24px;
  font-weight: 500;
  color: #000;
  margin: 10px 0 20px 0;
}

.digi-box .description {
  font-size: 16px;
  line-height: 26px;
  font-weight: 400;
  color: rgba(98, 98, 98, 1);
  width: 405px;
}

.cooperation {
  width: 1180px;
  height: 300px;
  margin: 72px auto 0;
  background: #fff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cooperation .cooperation-img {
  width: 400px;
  height: 300px;
}

.coo-info .title {
  font-size: 24px;
  font-weight: 400;
  color: rgba(44, 49, 49, 1);
}

.coo-info .text {
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
  color: rgba(98, 98, 98, 1);
  width: 520px;
  margin: 8px 0 30px 0;
}

.coo-info .contacts {
  font-size: 16px;
  height: 30px;
  line-height: 24px;
  font-weight: 700;
  color: rgba(98, 98, 98, 1);
  display: flex;
}

.coo-info .contacts span {
  width: 50px;
  text-align: justify;
  text-justify: inter-word;
  display: inline-block;
  font-weight: 400;
}

.coo-info span:after {
  content: '';
  display: inline-block;
  width: 100%;
}

.footer {
  width: 1440px;
  height: 330px;
  background: rgba(41, 126, 250, 1);
  margin: 90px auto 0;
  position: relative;
}

.footer-mian {
  width: 1180px;
  margin: 0 auto;
  padding-top: 90px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-mian .footer-logo {
  width: 211px;
  height: 81px;
}

.footer-contact .title {
  font-size: 20px;
  font-weight: 500;
  color: #fff;
  margin-bottom: 30px;
}

.footer-contact .tel {
  font-size: 16px;
  font-weight: 500;
  color: rgba(255, 255, 255, 1);
  margin-bottom: 10px;
}

.footer .rights {
  font-size: 16px;
  color: #fff;
  text-align: center;
  margin-top: 60px;
}

.footer .line {
  width: 92%;
  height: 1px;
  background: #fff;
  opacity: 0.32;
  position: absolute;
  bottom: 100px;
  left: 4%;
}