html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  color: rgba(75, 37, 20, 1);
}
body {
  background: rgb(240, 242, 245);
}
.header,
.footer {
  width: 100%;
}
.header .wrapper,
.footer .wrapper,
.box-write .wrapper,
.box-gray .wrapper {
  width: 1200px;
  margin: 0 auto;
}
.header {
}
.footer {
  height: 340px;
  background: rgba(60, 60, 60, 1);
}
.top {
  height: 80px;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  box-shadow: 0px 4px 10px 0px rgba(209, 210, 211, 0.1);
}
/* 导航头 */
.nav {
  display: flex;
  align-items: center;
  gap: 80px;
}
.nav .logo {
  width: 192px;
  height: 42px;
  background: url(../imgs/logo.png) no-repeat;
  background-size: 100% 100%;
}
.nav .right {
  flex: 1;
  display: flex;
  gap: 50px;
}
.nav .right a {
  font-weight: 500;
  font-size: 18px;
  color: rgba(51, 57, 79, 0.8);
  text-decoration: none;
}
.nav .right a:hover {
  color: #000;
}
/* banner */
.banner {
  height: 100%;
}
.banner .txt {
  margin-top: 270px;
  width: 500px;
  height: 155px;
  background: url(../imgs/banner_txt.png) no-repeat;
  background-size: 100% 100%;
}
.banner .down {
  display: flex;
  gap: 42px;
  margin-top: 114px;
}
.banner .down a {
  width: 260px;
  height: 92px;
  display: inline-block;
}
.banner .down a.ios {
  background: url(../imgs/d_ios.png) no-repeat;
  background-size: 100% 100%;
}
.banner .down a.android {
  background: url(../imgs/d_android.png) no-repeat;
  background-size: 100% 100%;
}

.box-write {
  background: #fff;
}
.box-gray {
  background: #f6f8f9;
}
/* 公司简介 */
.aboutUs {
  padding: 100px 0;
  display: flex;
  align-items: center;
  gap: 50px;
}
.aboutUs .left {
  flex: 1;
}
.aboutUs .txt {
  margin-top: 25px;
  font-weight: 400;
  font-size: 14px;
  color: #333333;
  line-height: 35px;
}
.aboutUs .pic {
  width: 520px;
  height: 350px;
  background: url(../imgs/about_us.png) no-repeat;
  background-size: 100% 100%;
}
.commTit {
  display: flex;
  align-items: center;
  gap: 12px;
}
.commTit .icon {
  width: 35px;
  height: 35px;
  background: url(../imgs/icon_mo.png) no-repeat;
  background-size: 100% 100%;
}
.commTit .tit {
  font-weight: 600;
  font-size: 28px;
  color: #333333;
}
.footerBox {
  padding: 70px 0;
  display: flex;
  justify-content: space-between;
  color: #fff;
}
.footerBox .left {
  flex: 1;
}
.footerBox .right {
  flex: 1;
}
.conactUs {
  font-size: 16px;
  padding-bottom: 5px;
  background: url(../imgs/f_line.png) no-repeat;
  background-position: bottom left;
}
.conactUl {
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.conactUl li {
  display: flex;
  align-items: center;
  gap: 15px;
}
.conactUl li .icon {
  width: 16px;
  height: 17px;
  background-size: 100% 100%;
}
.conactUl li span {
  font-size: 13px;
}
.link1 {
  background: url(../imgs/icon_link1.png) no-repeat;
}
.link2 {
  background: url(../imgs/icon_link2.png) no-repeat;
}
.link3 {
  background: url(../imgs/icon_link3.png) no-repeat;
}
.link4 {
  background: url(../imgs/icon_link4.png) no-repeat;
}
.conactUl.aliRight {
  text-align: right;
}
.conactUl.aliRight li {
  justify-content: end;
}
.footLogo {
  width: 140px;
  height: 32px;
  background: url(../imgs/logo.png) no-repeat;
  background-size: 100% 100%;
}

/* 联系我们 */
.contactUs {
  padding: 100px 0;
  display: flex;
  align-items: center;
  gap: 50px;
}
.contactUs .left {
  flex: 1;
}
.contactUs .txt {
  margin-top: 55px;
  font-weight: 400;
  font-size: 14px;
  color: #333333;
  line-height: 35px;
}
.contactUs .pic {
  width: 520px;
  height: 350px;
  border-radius: 20px;
  background: url(../imgs/contact_1.png) no-repeat;
  background-size: 100% 100%;
}

/* 荣誉 */
.cultureBox {
  padding: 100px 0;
  display: flex;
  align-items: center;
  gap: 150px;
}
.cultureBox .left {
  flex: 1;
}
.cultureBox .txt {
  margin-top: 35px;
  font-weight: 400;
  font-size: 16px;
  color: #333333;
  line-height: 35px;
}
.cultureBox .cards {
  margin-top: 30px;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.cultureBox .cards .item {
  flex: 1;
}
.cultureBox .cards img {
  width: 100%;
  height: 100%;
}
.cultureBox .pic {
  width: 220px;
  height: 269px;
  border-radius: 20px;
  background: url(../imgs/c_icon.png) no-repeat;
  background-size: 100% 100%;
}
.cultureBox2{
  padding: 80px 0;
  img{
    width: 100%;;
  }
}
/* 产品 */
.productBox {
  padding: 50px 0;
}
.productBox .cards {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
  margin-top: 30px;
  padding-bottom: 50px;
}
.productBox .cards .item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.productBox .cards .txt{
  margin-top: 10px;
  max-width: 280px;
}
.productBox .cards img{
  max-width: 280px;
  width: 100%;
}
.productBox .allPic{
  margin-top: 50px;
}
.productBox .allPic img {
  width: 100%;
  height: 100%;
}
.productBox2{
  padding: 80px 0;
  img{
    width: 100%;;
  }
}
/* 公司介绍 */
.introBox {
  padding: 80px 0;
  display: flex;
  align-items: center;
  gap: 50px;
}
.introBox .left {
  flex: 1;
}
.introBox .txt {
  margin-top: 35px;
  font-weight: 400;
  font-size: 16px;
  color: #333333;
  line-height: 35px;
}
.introBox .pic {
  width: 575px;
  height: 331px;
  border-radius: 20px;
  background: url(../imgs/intro_bg.png) no-repeat;
  background-size: 100% 100%;
}
.intro2{
  padding: 80px 0;
  img{
    width: 100%;;
  }
}