a {
  text-decoration: none
}
a:hover {
  text-decoration: none
}

.title h1 {
  font-size: 6.4vw;
  font-family: Source Han Sans CN;
  font-weight: 700;
  color: #141c40;
  opacity: 1;
}

.banner .title h3 {
  width: 87.2vw;
  height: 0;
  border-bottom: 1PX solid #ebedf0;
  margin: auto;
  margin-top: 5.33333vw;
}
.banner .title p.mention {
  font-size: 3.73333vw;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #fff;
  line-height: 5.33333vw;
}
.banner .title ul {
  display: flex;
  justify-content: center;
  margin-top: 3.2vw;
  color: #fff;
}
.banner .title ul li {
  margin-right: 6.66667vw;
}
ul li {
  list-style: none;
}
fieldset,
img {
  border: 0;
}
.banner .title .main_pic {
  width: 100%;
  height: auto;
}
.banner .box2{
  padding-top: 40px;
}
.box2{
  color: #fff;
  background-color: #2B2F33;
}
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52vw;
  height: 16vw;
  background: #0070f9;
  border-radius: 2.13333vw;
  border: none;
  font-size: 4.8vw;
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: #fff;
  margin: 0 auto;
  margin-bottom: 3vw;
}
.btn.log,
.banner .title p {
  margin-top: 30px;
  font-size: 3.2vw;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn.log {
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  margin-top: 4vw;
}
.btn img {
  width: 8vw;
  height: 8vw;
  margin-right: 3.2vw;
}
.banner .title ul li img {
  width: 8vw;
  margin-bottom: 10px;
  height: 8vw;
}

body{
  border: 0;
  margin: 0;
}
.item{
  position: relative;
  bottom: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  font-size: 14px;
  height: 50px;
}
.mention{
  margin-bottom: 5px;
}
.btn.log {
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  margin-top: 4vw;
}
.btn.log img {
  width: 2.66667vw;
  height: 2.66667vw;
}
a {
  text-decoration: none
}

a:hover {
  text-decoration: none
}
.imgbox{
 width: 100%;
 max-width: 1200px;
 margin: 0 auto;
}
.imgt{
  width: 100%;
}
.nversion {
  position: relative;
  margin: auto;
  padding-top: 30px;
  padding-bottom: 30px;
  overflow: hidden;
  background-repeat: no-repeat;
  background-size: cover;
  display: flex;
  align-items: center;
  flex-flow: row wrap;
  justify-content: center;
  z-index: 1;
}

.nversion .left {
  width: 500px;
}

.nversion .left .title {
  position: relative;
  z-index: 1;
}

.nversion .left .end_title {
  font-family: PingFang SC;
  font-weight: 600;
  font-size: 60px;
  line-height: 84px;
  color: #c2e9ff;
  opacity: .4;
  position: absolute;
  left: 0;
  bottom: 20px;
  z-index: -1;
}

.nversion .left .main_title {
  color: #397ef6;
  font-family: PingFang SC;
  font-weight: 600;
  font-size: 50px;
  line-height: 70px;
}

.nversion .right {
  width: 700px;
  border-radius: 30px;
  overflow: hidden;
}

.nversion .nv_bgi_left {
  position: absolute;
  left: 0;
  top: -50px;
  width: 228px;
  height: auto;
  z-index: -1;
}

.nversion .left .title2 {
  color: #000;
  font-family: PingFang SC;
  font-weight: 600;
  font-size: 50px;
  margin-bottom: 10px;
}
.nversion .left .title3 {
  color: #000;
  font-family: PingFang SC;
  font-weight: 600;
  font-size: 35px;
  margin-bottom: 60px;
}

.nversion .left .desc_item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 34px;
}

.nversion .left .desc_item .desc_item_icon {
  width: 32px;
  height: auto;
}

.nversion .left .desc_item .desc_info {
  margin-left: 16px;
}

.nversion .left .desc_item .desc_info .desc_name {
  font-family: PingFang SC;
  font-weight: 500;
  font-size: 20px;
  line-height: 28px;
  color: #000;
}

.nversion .left .desc_item .desc_info .desc_cont {
  font-family: PingFang SC;
  font-weight: 400;
  font-size: 16px;
  line-height: 22px;
  color: rgba(0, 0, 0, .47);
  margin-top: 4px;
}

p {
  display: block;
  margin-block-start: 0em;
  margin-block-end: 0em;
  margin-inline-start: 0px;
  margin-inline-end: 0px;
}

.mainBox8_content {
  height: 320px;
  position: relative;
}

.windowsbtn {
  width: 210px;
  height: 50px;
  line-height: 50px;
  font-size: 18px;
  text-align: center;
  color: #fff;
  display: inline-block;
  background: #2D73FF;
  border-radius: 5px;
  box-sizing: border-box;
  cursor: pointer;
  margin-top: 200px;
  margin-right: 24px;
}

.mainBox8_content .downimg {
  position: absolute;
  width: 252px;
  height: 156px;
  top: 258px;
  left: 602px;
  opacity: 0;
  z-index: 100;
}

.right_img img {
  width: 700px;
}

.fadeInUp {
  width: 100%;
  -webkit-animation: fadeInUp 1.5s ease 0s 1 both;
}

@-webkit-keyframes fadeInUp {
  0% {
    opacity: 0;
    -webkit-transform: translate3d(0, 20%, 0);
    transform: translate3d(0, 20%, 0);
  }

  100% {
    opacity: 1;
    -webkit-transform: none;
    transform: none;
  }
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    -webkit-transform: translate3d(0, 20%, 0);
    -ms-transform: translate3d(0, 20%, 0);
    transform: translate3d(0, 20%, 0);
  }

  100% {
    opacity: 1;
    -webkit-transform: none;
    -ms-transform: none;
    transform: none;
  }
}

div {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

ol,
ul {
  list-style: none;
}

blockquote,
body,
button,
dd,
dl,
dt,
fieldset,
form,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
input,
legend,
li,
ol,
p,
pre,
td,
textarea,
th,
ul {
  margin: 0;
  padding: 0;
  font-family: PingFang SC, Microsoft YaHei, Helvetica Neue, Helvetica, Arial, sans-serif;
}

.download {
  max-width: 1180px;
  width: 100%;
  margin: 0 auto;
  text-align: center;
  padding-top: 20px;
  padding-bottom: 55px;
  background: #fff
}

.download ul {
  display: flex;
  justify-content: space-between
}

.download ul li {
  width: 231px;
  background: #fff;
  border-radius: 11px;
  border: 1px solid hsla(0, 0%, 88.2%, .69);
  text-align: center
}

.download ul li:not(.download ul li:last-child) {
  margin-right: 13px
}

.download ul li img.hide {
  display: inline-block
}

.download ul li div.show,
.download ul li img.show {
  display: none !important
}

.download ul li:hover img.hide {
  display: none
}

.download ul li:hover div.show,
.download ul li:hover img.show {
  display: inline-block !important
}

.download ul li>img {
  margin-top: 45px;
  width: 100px
}

.download h2 {
  height: 53px;
  font-size: 42px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 700;
  color: #272727;
  line-height: 53px;
  letter-spacing: 1px
}

.download>p {
  font-size: 14px;
  font-family: PingFang-SC-Medium, PingFang-SC;
  margin-top: 27px;
  margin-bottom: 63px;
  color: #272727
}

.download>p,
.download ul li p {
  height: 26px;
  line-height: 26px;
  letter-spacing: 1px
}

.download ul li p {
  font-size: 20px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 700;
  color: #1f2329;
  margin-top: 37px;
  margin-bottom: 33px
}

.download ul li:nth-child(2) .icon_down:after,
.download ul li:nth-child(3) .icon_down:after {
  content: "立即下载"
}

.download ul li:nth-child(4) .icon_down:after {
  content: "扫码即用无需安装"
}

.download ul li:nth-child(2):hover .icon_down:after {
  font-size: 14px;
  font-weight: 400;
  content: "AppStore搜索AI名车宝典下载"
}

.download ul li:nth-child(4):hover .icon_down:after {
  content: "扫码即用无需安装"
}

.download ul li:nth-child(2)>span,
.download ul li:nth-child(3)>span,
.download ul li:nth-child(4)>span {
  display: none
}

.download ul li:nth-child(2):hover>img,
.download ul li:nth-child(3):hover>img,
.download ul li:nth-child(4):hover>img {
  margin-top: 10px;
  margin-bottom: 15px;
  width: 142px
}

.download ul li:nth-child(2):hover p,
.download ul li:nth-child(3):hover p,
.download ul li:nth-child(4):hover p {
  margin-top: 20px;
  margin-bottom: 6px
}

.download ul li:nth-child(2):hover span,
.download ul li:nth-child(3):hover span,
.download ul li:nth-child(4):hover span {
  display: block;
  font-size: 16px;
  font-family: PingFang-SC-Medium, PingFang-SC;
  color: #fff;
  font-weight: lighter
}

.download .icon_down {
  display: flex;
  align-items: center;
  justify-content: center;
  border-top: 1px solid #eee;
  height: 45px;
  font-size: 16px;
  font-family: PingFangSC-Regular, Microsoft YaHei;
  font-weight: 400;
  position: relative;
  color: #1f2329
}

.download .both {
  justify-content: space-evenly
}

.dlsection ul li .icon_down {
  border-top: 1px solid hsla(0, 0%, 88.2%, .55)
}

.dlsection ul li .icon_down a.nbsp {
  border-right: 1px solid hsla(0, 0%, 88.2%, .55)
}

.dlsection ul li {
  box-sizing: border-box
}

.dlsection ul li img.active {
  display: none
}

.dlsection ul li.activeC {
  border-color: #0b80fe;
  background-color: #fff;
  background-image: none;
  box-shadow: none
}

.dlsection ul li img.show1 {
  position: static
}

.dlsection ul li.activeC img.active,
.dlsection ul li.activeC img.hide,
.dlsection ul li.activeC img.show {
  display: none
}

.dlsection ul li.activeC img.active {
  display: inline-block
}

.dlsection ul li.activeC p {
  color: #0f1012 !important
}

.dlsection ul li.activeC .icon_down,
.dlsection ul li.activeC .icon_down a {
  font-weight: 700;
  color: #0070f9 !important
}

.dlsection ul li:nth-child(2).activeC .qrcode,
.dlsection ul li:nth-child(3).activeC .qrcode,
.dlsection ul li:nth-child(4).activeC .qrcode {
  display: inline-block
}

.dlsection ul li:hover {
  background-image: linear-gradient(-45deg, #40c4fd, #3e84fe);
  background-image: -webkit-linear-gradient(-45deg, #40c4fd, #3e84fe);
  box-shadow: 0 20px 40px #d9e5ff;
  border: none
}

.dlsection ul li:hover img.active,
.dlsection ul li:hover img.hide {
  display: none
}

.dlsection ul li:hover img.show {
  display: inline-block
}

.dlsection ul li:hover .icon_down,
.dlsection ul li:hover .icon_down a,
.dlsection ul li:hover p {
  color: #fff !important
}

.dlsection ul li:hover .icon_down img.active {
  display: none
}

.dlsection ul li:hover .icon_down {
  border-top: 1px solid hsla(0, 0%, 100%, .12)
}

.dlsection ul li:hover .icon_down a.nbsp {
  border-right: 1px solid hsla(0, 0%, 100%, .12)
}

.dlsection ul li:active {
  background-image: linear-gradient(-45deg, #3bb5ea, #3778e9);
  background-image: -webkit-linear-gradient(-45deg, #3bb5ea, #3778e9)
}

.dlsection ul li .icon_down.lite_list .lite_desc,
.dlsection ul li .icon_down.lite_list .lite_down {
  display: flex;
  justify-content: center;
  align-items: center
}

.dlsection ul li .icon_down.lite_list .lite_desc {
  width: 100%
}

.dlsection ul li .icon_down.lite_list .show1 {
  margin-right: 7px
}

.dlsection ul li .icon_down.lite_list .text {
  color: #fff !important
}

.dlsection .full.mousein {
  width: 100%;
  position: absolute;
  z-index: 2;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  left: 0;
  top: 0
}

.download .icon_down img {
  margin-right: 7px;
  width: 26px;
}

.qrcode {
  width: 100%;
  height: 100%;
}

.qrcode_bx {
  width: 100%;
  height: 100%;
}

.download ul li div.show,
.download ul li img.show {
  display: none !important;
}

.dlsection ul li .qrcode {
  margin-top: 10px;
  margin-bottom: 15px;
  width: 145px;
  height: 145px;
}

.item1 {
  display: flex;
  justify-content: center;
  font-size: 13px;
  margin-bottom: 20px;
}

.item1 span {
  font-size: 13px;
  line-height: 35px;
  margin-right: 10px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #1f2329;
  opacity: 0.4;
}
#wxopen {
  background-color: #000000a1;
  height: 100vh;
  width: 100vw;
  z-index: 999;
  position: absolute;
}
#wxopen>img{
  position: absolute;
  right: 0;
  top: 0;
  width: 60%;
}