* {
  margin: 0;
  padding: 0;
}
html,
body {
  position: relative;
  height: 100%;
  width: 100%;
  margin: 0 auto;
  background-color: #141414;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  font-size: 14px;
}
img {
  display: block;
}
.swiper {
  width: 100%;
  flex: 1;
}

.swiper-slide {
  box-sizing: border-box;
}
.container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  box-sizing: border-box;
  background-position: center center;
  background-repeat: no-repeat;
  background-size: contain;
  width: 100%;
  height: 100%;
}
.container2 {
  padding: 6rem 1.3rem;
  display: block;
}
.headerBox {
  width: 100%;
  position: relative;
  background-color: #2A2A2A;
}
.headerBg {
  width: 100%;
}
.btn {
  position: absolute;
  width: 5.5rem;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
}
.logo {
  width: 24%;
  margin-top: -20%;
}
.desc {
  width: 55%;
  margin-top: 20%;
}
.down {
  width: 13%;
  margin-top: 30%;
  animation: shake 1s infinite ease-in-out;
}
@keyframes shake {
  0% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(10px);
  }

  100% {
    transform: translateY(0);
  }
}
.slide1,
.slide6 {
  background-image: url("../images/bg1.png");
  background-position: top center;
  background-size: 100% 100%;
  background-repeat: no-repeat;
}
.slide2 {
  background-image: url("../images/bg2.png");
  background-position: center center;
  background-repeat: no-repeat;
  background-size: 100% auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.theImg {
  max-width: 100%;
  max-height: 100%;
  width: 80%;
}
.footImg {
  width: 66%;
  margin-top: -40%;
}
.copyrightBox {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  z-index: 3;
}
.copyright,
.copyright2 {
  color: rgba(255, 255, 255, 0.6);
  font-size: 13px;
  text-decoration: none;
}
.copyright2 {
  white-space: nowrap;
}
.mySwiper {
  position: relative;
}
.navBox {
  position: absolute;
  top: 1rem;
  left: 1rem;
  display: flex;
  align-items: center;
  z-index: 3;
}
.navItem {
  color: #999999;
  font-style: normal;
  text-decoration: none;
  margin-right: 1rem;
  font-size: 1rem;
}
.navItem.active {
  color: #fff;
  font-weight: 500;
  position: relative;
}
.navItem.active::after {
  content: "";
  position: absolute;
  bottom: -0.6rem;
  left: 50%;
  transform: translateX(-50%);
  width: 0.8rem;
  height: 3px;
  border-radius: 2px;
  background-color: #fff;
}
.aloutUsText,.contactUs {
  background: rgba(81, 081, 81, 0.3);
  padding: 1rem 2rem;
  border-radius: 10px;
  color: #fff;
  backdrop-filter: blur(6px);
}
.contactUsImg{
  width: 87%;
}
.contactUs{
  display: flex;
  align-items: center;
  justify-content: center;
  height: 10rem;
}
.aloutUsText p {
  font-size: 0.8rem;
  line-height: 1.5rem;
}
.pcLogo {
  display: none;
}
.thePcImg {
  display: none;
}
@media (min-width: 800px) {
  body {
    background-color: #2a2a2a;
  }
  .headerBox {
    height: 120px;
    width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .pcLogo {
    display: block;
    width: 193px;
  }
  .headerBg {
    display: none;
  }
  .btn {
    width: 116px;
  }
  .container {
    width: 1200px;
    height: 100%;
    margin: 0 auto;
  }
  .swiper-slide {
    background-image: url("../images/pcBg1.png") !important;
    background-size: 100% 100%;
  }
  .theImg {
    display: none;
  }
  .slide1,
  .slide5 {
    display: none;
  }
  .thePcImg {
    display: block;
    width: 70%;
  }
  .navBox {
    top: 41px;
    left: 50%;
    margin-left: -600px;
  }
  .navItem {
    font-size: 22px;
    margin-right: 70px;
  }
  .navItem.active::after {
    width: 26px;
    height: 5px;
    background: #ffffff;
    border-radius: 3px;
    bottom: -16px;
  }
  .aloutUsText{
    padding: 55px 67px;
  }
  .container2{
    padding: 150px 60px;
  }
  .aloutUsText p{
    font-size: 17px;
    line-height: 25px;
  }
  .contactUs{
    height: 300px;

  }
  .contactUsImg{
    width: 374px;
  }
  .pcSlide2{
    background-image: url('../images/pcBg2.png') !important;
  }
}