body,
html {
  height: 100%;
}

a,
a:hover {
  outline: 0;
}

.footer,
.header {
  z-index: 99;
}

.clearfix:after,
.page_1 .page_bg:before {
  content: "";
}

html {
  overflow: hidden;
}

body {
  position: relative;
  width: 100%;
}

body.wh-has-fixed-header {
  padding-top: 0 !important;
  scroll-padding-top: 0 !important;
}

body.wh-has-fixed-header > .wh-unified-site-header,
body.wh-has-fixed-header > .site-header.wh-unified-site-header {
  display: none !important;
}

.header,
.wrap,
.wrapper {
  position: absolute;
  top: 0;
}

body,
dd,
div,
dl,
dt,
h1,
h2,
h3,
h4,
input,
li,
ol,
p,
table,
ul {
  margin: 0;
  padding: 0;
}

table {
  width: auto;
  border-collapse: collapse;
  border-spacing: 0;
}

.footer,
.header,
.wrap,
.wrapper {
  width: 100%;
  left: 0;
}

li {
  list-style: none;
  vertical-align: bottom;
}

em,
i {
  font-style: normal;
}

a {
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.btn_download:hover,
.header .nav_box a:hover {
  text-decoration: none;
}

img {
  border: 0;
}

.hidden {
  display: none;
}

.hide_txt {
  text-indent: -9999em;
  font-size: 0;
  line-height: 0;
}

.clearfix:after {
  display: block;
  visibility: hidden;
  clear: both;
  height: 0;
}

.clearfix {
  zoom: 1;
}

.wrap {
  font: 12px/1.5 "Microsoft YaHei", sans-serif;
  font-family: "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
}

.wrap,
.wrapper {
  height: 100%;
  background: #000;
  overflow: hidden;
}

.header .head {
  padding: 20px;
}

.header .logo_box {
  width: 300px;
  height: 300px;
  float: left;
}

.header .logo_link img {
  display: block;
}

.header .nav_box {
  float: right;
  position: relative;
}

.header .nav_box li {
  float: left;
  padding: 0 10px;
}

.header .nav_box a {
  font-size: 16px;
  color: #fff;
  line-height: 50px;
  padding: 0 6px;
  display: block;
}

.header .nav_box .ic_line {
  position: absolute;
  height: 2px;
  background: #fff;
  bottom: 6px;
  width: 40px;
  transition: left 0.2s, width 0.2s;
  display: none;
}

.page,
.page_wp {
  top: 0;
  height: 100%;
}

.footer {
  position: absolute;
  bottom: 12px;
}

.page_wp,
.page_wp .txt_box {
  width: 100%;
  z-index: 5;
  position: absolute;
}

.footer .foot {
  text-align: center;
  font-size: 14px;
  color: #4c4c4c;
}

.page_wp {
  left: 0;
}

.page {
  position: absolute;
  left: -9999px;
  width: 100%;
}

.page_wp .show {
  left: 0;
}

.page_wp .txt_box {
  bottom: 140px;
  left: 0;
  color: #fff;
  opacity: 0;
  transition: opacity 0.8s;
}

.page_wp .show .txt_box {
  opacity: 1;
}

.page_wp .txt_box h2 {
  text-align: center;
  font-size: 36px;
  font-weight: lighter;
  line-height: 40px;
  color: #fff !important;
}

.page_wp .txt_brief {
  font-size: 14px;
  line-height: 24px;
  width: 800px;
  margin: 10px auto 0;
  font-weight: lighter;
  color: #fff !important;
}

.page_wp .img_box {
  position: absolute;
  width: 1920px;
  height: 1080px;
  top: 50%;
  left: 50%;
  margin: -540px 0 0 -960px;
  z-index: 3;
}

.page_wp .img_box img {
  display: block;
  width: 100%;
  height: 100%;
}

.css3 .page_wp .img_box {
  display: none;
}

.page_1.hide {
  left: 0;
}

.page_1.hide .txt_box {
  left: -9999px;
}

.page_1 .page_bg {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2500px;
  height: 1600px;
  margin: -800px 0 0 -1250px;
  transform-origin: center 708px;
}

.page_1 .page_bg:before {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("/img/page1_bg.jpg") center center / cover no-repeat;
  transform-origin: center 708px;
}

.page_4 .light_wp {
  position: absolute;
  width: 1000px;
  height: 460px;
  top: 50%;
  left: 15%;
  margin-top: -230px;
}

.page_4 .light_box {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  transform: scale(0.8);
}

.page_4 .light_1 {
  position: absolute;
  bottom: 50%;
  left: 0;
  width: 476px;
  height: 72px;
  margin-bottom: -18px;
  background: url("/img/light_2.png");
}

.page_4 .light_2,
.page_4 .light_3,
.page_4 .light_4 {
  position: absolute;
  width: 476px;
  height: 72px;
  background: url("/img/light_1.png");
  transform: scale(0.8);
}

.page_4 .light_2 {
  top: 0;
  left: 260px;
}

.page_4 .light_3 {
  bottom: 0;
  left: 190px;
}

.page_4 .light_4 {
  top: 50%;
  margin-top: -18px;
  right: 0;
}

.page_4 .light_5 {
  position: absolute;
  width: 1920px;
  height: 1080px;
  bottom: 50%;
  margin-bottom: -523px;
  left: -923px;
  background: url("/img/light_3.png");
  transform: scale(0.8);
}

.page_4 .meteor_box {
  position: absolute;
  width: 576px;
  height: 401px;
  top: 0;
  left: 0;
  background: url("/img/light_4.png");
}

.star_wp {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: -9999px;
}

.star_wp.show {
  left: 0;
}

.star_wp .star_bg {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2400px;
  height: 2000px;
  margin: -1000px 0 0 -1200px;
  background: url("/img/page3_bg.jpg") center center no-repeat;
  transform-origin: center center;
}

.star_wp .star_box {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1740px;
  height: 1356px;
  margin: -678px 0 0 -870px;
  background: url("/img/star.png") center center no-repeat;
  transform-origin: center center;
}

#canvas {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10;
  pointer-events: none;
}

.btn_control,
.btns_wp {
  z-index: 20;
  position: absolute;
}

.btn_control {
  top: 50%;
  right: 50px;
  margin-top: -42px;
}

.btn_control a {
  display: block;
  background: url("/img/btn_spr.png") -14px -52px no-repeat;
  width: 9px;
  height: 9px;
  margin: 0 0 12px;
}

.btn_control a.cur,
.btn_control a:hover {
  background-position: 0 -52px;
}

.btns_wp {
  width: 100%;
  bottom: 70px;
}

.btn_download {
  display: block;
  margin: 26px auto 0;
  width: 156px;
  height: 38px;
  text-align: center;
  line-height: 38px;
  border: 2px solid #fff;
  font-size: 18px;
  color: #fff !important;
}

.page_wp .txt_box,
.page_wp .txt_box p,
.page_wp .txt_box h2,
.btn_download {
  color: #fff !important;
}

.footer .foot,
.footer .foot p {
  color: #4c4c4c !important;
}

.page_1.show .page_bg {
  animation: p1bg_effect1 300s both infinite linear, opc_effect 0.5s both linear;
}

@keyframes p1bg_effect1 {
  0% {
    transform: rotate(0) scale(1);
  }

  100% {
    transform: rotate(-360deg) scale(4);
  }
}

.page_1.hide .page_bg:before {
  animation: p1bg_effect2 0.4s both linear;
}

@keyframes p1bg_effect2 {
  0% {
    transform: rotate(0) scale(1);
    opacity: 1;
  }

  100% {
    transform: rotate(-100deg) scale(4);
    opacity: 0;
  }
}

.star_wp.show .star_bg {
  animation: opc_effect 2s both linear, p3bg_effect 30s both linear;
}

@keyframes p3bg_effect {
  0% {
    transform: rotate(0) scale(1);
  }

  100% {
    transform: rotate(10deg) scale(1.2);
  }
}

.star_wp.show .star_box {
  animation: p3star_effect 20s both linear;
}

@keyframes p3star_effect {
  0% {
    transform: scale(0);
  }

  100% {
    transform: scale(0.98);
  }
}

.page_4.show .light_wp {
  animation: p4light_effect 10s both linear infinite;
}

@keyframes p4light_effect {
  0% {
    transform: translate(5000px, 0);
  }

  10%,
  50% {
    transform: translate(0, 0);
  }

  60%,
  100% {
    transform: translate(-5000px, 0);
  }
}

.page_4.show .light_1,
.page_4.show .light_3 {
  animation: p4light13_effect 10s both linear infinite;
}

@keyframes p4light13_effect {
  0%,
  10% {
    transform: translate(0, 0);
  }

  50%,
  100% {
    transform: translate(-50px, 0);
  }
}

.page_4.show .light_2,
.page_4.show .light_4 {
  animation: p4light24_effect 10s both linear infinite;
}

@keyframes p4light24_effect {
  0%,
  10% {
    transform: translate(0, 0);
  }

  50%,
  100% {
    transform: translate(-100px, 0);
  }
}

.page_4.show .light_5 {
  animation: p4light5_effect 10s both linear infinite;
}

@keyframes p4light5_effect {
  0%,
  10% {
    transform: translate(0, 0);
    opacity: 0;
  }

  16%,
  28% {
    opacity: 1;
  }

  22%,
  34% {
    opacity: 0;
  }

  50%,
  100% {
    transform: translate(-50px, 0);
    opacity: 0;
  }
}

.page_4.show .meteor_box {
  animation: p4meteor_effect 10s both linear infinite;
}

@keyframes p4meteor_effect {
  0%,
  65% {
    transform: translate(-1000px, 1000px);
  }

  80%,
  100% {
    transform: translate(1000px, -1000px);
  }
}

@keyframes opc_effect {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

.scale_box {
  transform-origin: center center;
}

@media only screen and (min-width: 1600px) {
  .scale_box {
    transform: scale(1);
  }
}

@media only screen and (min-width: 1024px) and (max-width: 1599px) {
  .scale_box {
    transform: scale(0.875);
  }
}

@media only screen and (max-width: 1023px) {
  .scale_box {
    transform: scale(0.7);
  }
}