html,
body,
ul,
ol,
li,
p,
h1,
h2,
h3,
h4,
h5 {
  padding: 0;
  margin: 0;
}

body {
  font-family: "Microsoft YaHei";
  background: #000 !important;
  min-width: 1000px;
  position: relative;
  color: #333;
}

ul,
ol,
li {
  list-style: none;
}

input {
  outline: none;
  outline-offset: 0;

}

a {
  text-decoration: none;
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
}

input[type="number"] {
  -moz-appearance: textfield;
}
#pop_overlay {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  cursor: pointer;
  z-index: 950;
}
.pop_dialog {
  position: absolute;
  z-index: 1000;
  font-size: 12px;
}

.clearfix:after {
  display: block;
  content: '';
  clear: both;
}

.header {
  width: 100%;
  position: relative;
  z-index: 10001;
  height: 64px;
  background: transparent;
  min-width: 1200px;
}
.header .header_wp {
  width: 100%;
  background: #1F1F1F;
  min-width: 1000px;
  margin-bottom: 0;
  border: 0;
}
.header.fadeIn .header_wp {
  position: fixed;
  top: 0;
  left: 0;
  background: #212735;
  animation: fadeIn .3s ease-in both;
}

@-webkit-keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
@keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
.header .header_content {
  max-width: 1200px;
  min-width: 1000px;
  font-size: 16px;
  width: 100%;
  height: 64px;
  margin: 0 auto;
}

.header .header_content .logo {
  padding: 16px 0;
  display: inline-block;
}

.header .header_content .logo img {
  width: 32px;
  height: 32px;
  display: inline-block;
  vertical-align: top;
  margin-right: 12px;
}

.header .header_content .logo span {
  font-size: 24px;
  color: #fff;
  display: inline-block;
  height: 32px;
  line-height: 32px;
  vertical-align: top;
}

/* Footer */
.footer_wrapper {
  background: #1F1F1F;
}
.footer_wrapper .footer_wrapper_box {
  height: 100%;
  min-width: 1200px;
}
.footer_wrapper .footer_mod {
  max-width: 1200px;
  text-align: center;
  margin: 0 auto;
  padding: 40px 0;
}
.footer_wrapper .footer_mod .footer_mod_bx {
  display: flex;
  justify-content: center;
  align-items: center;
}
.footer_wrapper .footer_mod .footer_mod_left {
  display: flex;
  box-sizing: border-box;
  padding: 0 40px;
  border-right: 1px solid rgba(255,255,255,.1);
  flex-flow: column;
  align-items: center;
}

.footer_wrapper .footer_mod .footer_mod_left .footer_mod_link {
  padding-top: 12px;
  display: flex;
  flex-flow: column;
  align-items: center;
}

.footer_wrapper .footer_mod .footer_logo {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  text-decoration: none;
}

.footer_wrapper .footer_mod .footer_logo img {
  display: inline-block;
  width: 60px;
  height: 60px;
}

.footer_wrapper .footer_mod .footer_logo span {
  font-size: 30px;
  display: inline-block;
  color: #fff;
  line-height: 60px;
  margin-left: 16px;
}

.footer_wrapper .link_wrap a, .footer_wrapper .link_wrap span {
  font-size: 14px;
  line-height: 14px;
  color: #666;
  text-decoration: none;
}

.footer_wrapper .link_wrap span {
  margin: 0 10px;
}
.footer_wrapper .link_wrap .line {
  margin: 0 20px;
}
.footer_wrapper .link_wrap .c_tx {
  margin: 0 10px;
}
.footer_wrapper .footer_mod .mod_wx_code {
  width: 150px;
  text-align: center;
}

.footer_wrapper .footer_mod .pic_box {
  display: block;
  height: 100px;
}

.footer_wrapper .footer_mod .pic_box img {
  display: block;
  margin: 0 auto;
  width: 100px;
}

.footer_wrapper .footer_mod .mod_right_list p {
  font-size: 14px;
  line-height: 14px;
  margin-top: 16px;
  color: #fff;
}
.footer_wrapper .footer_mod .footer_mod_left .footer_mod_left_bx {
  /* height: 152px; */
  display: flex;
}

.footer_wrapper .footer_mod .footer_mod_right {
  display: flex;
  height: 100%;
  box-sizing: border-box;
  padding: 0 0 0 35px;
}

.footer_wrapper .link_wrap {
  max-width: 1200px;
  text-align: center;
  margin: 28px auto 0;
  display: flex;
}



.download_btn {
  display: inline-block;
  width: 260px;
  height: 60px;
  background: linear-gradient(90deg, #1A90FA, #71D4FF);
  border-radius: 10px;
  text-align: center;
  line-height: 60px;
  font-size: 24px;
  font-weight: bold;
  color: #FFFFFF;
  cursor: pointer;
}

.banner {
  position: relative;
  width: 100%;
  height: 840px;
  background: #27293a url(../images/banner.png) center top no-repeat;
}

.banner .banner_wp {
  width: 1200px;
  margin: 0 auto;
  height: 100%;
  position: relative;
}

.banner .banner_wp .banner_content {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  text-align: left;
}

.banner .banner_wp .banner_tit {
  display: inline-block;
}

.banner .banner_wp .banner_tit img {
  width: 90px;
  display: inline-block;
}
.banner .banner_wp .banner_tit span {
  font-size: 72px;
  font-weight: bold;
  color: #FFFFFF;
  line-height: 72px;
  margin-right: 50px;
  vertical-align: top;
}
.banner .banner_wp .banner_desc {
  font-size: 30px;
  color: #999999;
  line-height: 40px;
  margin-top: 35px;
}

.banner .banner_wp .btn {
  margin-top: 45px;
}

.banner .banner_wp .arrow {
  position: absolute;
  width: 36px;
  height: 26px;
  background: url(../images/icon_arrow.png) center no-repeat;
  bottom: 81px;
  left: 50%;
  margin-left: -18px;
  animation: downArrow 1.5s infinite;
}

@keyframes downArrow {
  0% {
    bottom: 81px;
    opacity: 1;
  }
  50% {
    bottom: 71px;
    opacity: 0.6;
  }
  100% {
    bottom: 81px;
    opacity: 1;
  }
}

.mod_icons .icons_wp {
  width: 1200px;
  margin: 0 auto;
  padding-top: 44px;
}
.mod_icons .icons_wp::after {
  content: "";
  display: block;
  clear: both;
}
.mod_icons .icons_wp .icon_bx {
  width: 200px;
  text-align: center;
  float: left;
  padding-bottom: 10px;
}

.mod_icons .icons_wp .icon_bx img {
  width: 80px;
  height: 80px;
  margin: 0 auto 10px;
}

.mod_icons .icons_wp .icon_bx span {
  font-size: 14px;
  font-weight: bold;
  color: #fff;
  line-height: 34px;
  display: block;
  text-align: center;
}

.mod_1 {
  padding: 132px 0 20px;
}
.mod_1 .mod_wp {
  width: 1200px;
  margin: 0 auto;
}
.mod_1 .mod_wp h2 {
  padding: 0;
  margin: 0;
  text-align: center;
  line-height: 68px;
  font-size: 48px;
  font-weight: bold;
  color: #fff;
}

.mod_1 .mod_wp .mod_content {
  padding-top: 93px;
}

.mod_1 .mod_wp .mod_content::after {
  content: "";
  display: block;
  clear: both;
}

.mod_1 .mod_wp .item {
  width: 570px;
  height: 484px;
  background: #1F1F1F;
  box-shadow: 0px 8px 20px 0px rgba(11,14,20,0.1);
  border-radius: 10px;
  float: left;
  margin-bottom: 80px;
  margin-top: 90px;
  position: relative;
  box-sizing: border-box;
  padding-top: 331px;
}

.mod_1 .mod_wp .item:nth-child(2n) {
  margin-left: 60px;
}

.mod_1 .mod_wp .item img {
  display: block;
  position: absolute;
  left: 0;
  top: -113px;
}

.mod_1 .mod_wp .item h3 {
  line-height: 40px;
  margin: 0;
  padding: 0;
  text-align: center;
  font-size: 22px;
  font-weight: bold;
  color: #fff;
  margin-top: 10px;
}

.mod_1 .mod_wp .item p {
  height: 60px;
  line-height: 30px;
  font-size: 18px;
  color: #999999;
  padding: 0 45px;
  text-align: center;
}

.mod_2 {
  width: 100%;
  height: 1080px;
  background: rgba(31, 31, 31, .6);
}
.mod_2 .mod_wp {
  width: 1200px;
  margin: 0 auto; 
}
.mod_2 .mod_wp .item {
  padding-top: 20px;
  padding-bottom: 20px;
}
.mod_2 .mod_wp .item::after {
  content: "";
  display: block;
  clear: both;
}

.mod_2 .mod_wp .item1 img {
  float: left;
}
.mod_2 .mod_wp .item1 .content {
  float: right;
  width: 350px;
  padding: 140px 115px 0 0;
}

.mod_2 .mod_wp .item2 {
  margin-top: 44px;
}
.mod_2 .mod_wp .item2 img {
  float: right;
}
.mod_2 .mod_wp .item2 .content {
  float: left;
  width: 350px;
  padding: 130px 0 0 115px;
}

.mod_2 .mod_wp h3 {
  font-size: 30px;
  font-weight: bold;
  color: #fff;
  line-height: 42px;
}
.mod_2 .mod_wp p {
  margin-top: 28px;
  line-height: 25px;
  font-size: 14px;
  font-weight: bold;
  color: #999999;
}
.mod_2 .mod_wp .download_btn {
  margin-top: 50px;
}


.float_navs {
  position: fixed;
  width: 80px;
  background: #FFFFFF;
  border: 1px solid #EEEEEE;
  border-radius: 4px;
  bottom: 20px;
  right: 10px;
  z-index: 999;
}
.float_navs .float_nav_wrapper {
  padding: 0;
  margin: 0;
}
.float_navs .float_nav {
  height: 106px;
  position: relative;
  width: 80px;
  cursor: pointer;
  list-style: none;
}
.float_navs .float_nav:not(:first-child)::after {
  display: block;
  content: "";
  width: 48px;
  height: 1px;
  position: absolute;
  background: #EEEEEE;
  left: 50%;
  margin-left: -24px;
  top: 0;
}
.float_navs .float_nav_bx {
  display: flex;
  justify-content: center;
  width: 100%;
  height: 100%;
  flex-flow: column;
  text-decoration: none;
}
.float_navs .nav_icon {
  width: 32px;
  height: 32px;
  display: block;
  margin: 4px auto 0;
}
.float_navs .nav_txt {
  font-size: 14px;
  line-height: 20px;
  text-align: center;
  display: block;
  color: #999;
  margin-top: 10px;
}
.float_navs .float_nav:hover .nav_txt{
  color: #0DA5EF;
}
.float_navs .float_nav_im .nav_icon {
  background: url(../images/icon_float_im.png) center no-repeat;
}
.float_navs .float_nav_im:hover .nav_icon {
  background-image: url(../images/icon_float_im_hover.png);
}

.float_navs .float_nav_download .nav_icon {
  background: url(../images/icon_float_download.png) center no-repeat;
}
.float_navs .float_nav_download:hover .nav_icon {
  background-image: url(../images/icon_float_download_hover.png);
}

.float_navs .float_nav_top .nav_icon {
  background: url(../images/icon_float_top.png) center no-repeat;
}
.float_navs .float_nav_top:hover .nav_icon {
  background-image: url(../images/icon_float_top_hover.png);
}