.wrapper {
  width: 10rem;
  margin: 0 auto;
  position: relative;
}
.wrapper .page .to_policy {
  display: block;
}
.wrapper .page .btn_back {
  width: 1.06666667rem;
  height: 1.06666667rem;
  position: absolute;
  top: 0.4rem;
  left: 0.26666667rem;
}
.wrapper .page .page_flex {
  width: 7.46666667rem;
  height: 70%;
  min-height: 11.86666667rem;
  position: absolute;
  top: 10%;
  left: 50%;
  margin-left: -3.73333333rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}
.wrapper .page .page_flex .logo_title {
  width: 6.4rem;
  height: 1.6rem;
}
.page_cover {
  width: 100%;
  height: 100vh;
  background: url(../img/bg_0.jpg) no-repeat center / cover;
  position: relative;
}
.page_cover .bg_build {
  width: 10rem;
  height: 16.08rem;
  position: absolute;
  bottom: 0;
  left: 50%;
  margin-left: -5rem;
  opacity: 0;
}
.page_cover .logo_fazhan {
  width: 1.46666667rem;
  height: 1.2rem;
  position: absolute;
  left: 0.26666667rem;
  top: 0.26666667rem;
}
.page_cover .co_content {
  width: 8rem;
  height: 36%;
  position: absolute;
  top: 18%;
  left: 50%;
  margin-left: -4rem;
}
.page_cover .co_content .co_title {
  width: 8rem;
  height: 3.2rem;
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -4rem;
}
.page_cover .co_content .co_title .co_tit {
  width: 8rem;
  height: 1.46666667rem;
  position: absolute;
  left: 50%;
  margin-left: -4rem;
}
.page_cover .co_content .co_title .co_tit-1 {
  top: 0;
}
.page_cover .co_content .co_title .co_tit-2 {
  bottom: 0;
}
.page_cover .co_content .btn_look {
  width: 4.8rem;
  height: 1.2rem;
  position: absolute;
  bottom: 0;
  left: 50%;
  margin-left: -2.4rem;
}
.page_cover .logo_unite {
  width: 6rem;
  height: 0.32rem;
  position: absolute;
  bottom: 0.26666667rem;
  left: 50%;
  margin-left: -3rem;
}
.page_part {
  width: 100%;
  height: 100vh;
  background: url(../img/bg_build.png) no-repeat center bottom / cover, url(../img/bg_0.jpg) no-repeat center / cover;
  position: relative;
}
.page_part .p_part_flex {
  width: 10rem;
  height: 80%;
  min-height: 12.8rem;
  padding-bottom: 30%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}
.page_part .p_part_flex .pa_title {
  width: 8rem;
  height: 3.2rem;
  margin-bottom: 20%;
  position: relative;
}
.page_part .p_part_flex .pa_title .pa_tit {
  width: 8rem;
  height: 1.46666667rem;
  position: absolute;
  left: 50%;
  margin-left: -4rem;
}
.page_part .p_part_flex .pa_title .pa_tit-1 {
  top: 0;
}
.page_part .p_part_flex .pa_title .pa_tit-2 {
  bottom: 0;
}
.page_part .p_part_flex .pa_button {
  width: 7.06666667rem;
  height: 1.2rem;
}
.page_part .p_part_flex .pa_button img {
  width: 7.06666667rem;
  height: 1.2rem;
}
.page_beijing {
  width: 100%;
  height: 100vh;
  background: url(../img/bg_build.png) no-repeat center bottom / cover, url(../img/bg_0.jpg) no-repeat center / cover;
}
.page_beijing .btn_box {
  width: 6.4rem;
  height: 80%;
  min-height: 8rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}
.page_beijing .btn_box .policy_bj {
  height: 0.85333333rem;
}
.page_gequ {
  width: 100%;
  height: 100vh;
  background: url(../img/bg_build.png) no-repeat center bottom / cover, url(../img/bg_0.jpg) no-repeat center / cover;
}
.page_gequ .btn_box {
  width: 7.73333333rem;
  height: 80%;
  min-height: 8rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.page_gequ .btn_box .policy_gj {
  width: 2.26666667rem;
  height: 0.88rem;
}
.page_gequ .btn_box .policy_gj:nth-last-child(2) {
  margin-left: 1.2rem;
}
.page_gequ .btn_box .policy_gj:last-child {
  margin-right: 1.2rem;
}
.page_main {
  width: 100%;
  min-height: 100vh;
  background: url(../img/bg_build.png) no-repeat center bottom / cover, url(../img/bg_0.jpg) no-repeat center / cover;
  background-attachment: fixed;
  padding-top: 2.4rem;
  padding-bottom: 0.66666667rem;
}
.page_main .main_menu {
  width: 10rem;
  height: 1.6rem;
  background: url(../img/bg_menu.jpg) no-repeat center bottom / cover;
  padding-top: 0.2rem;
  position: fixed;
  top: 0;
  left: 50%;
  margin-left: -5rem;
}
.page_main .main_menu .btn_back {
  width: 1.06666667rem;
  height: 1.06666667rem;
  position: absolute;
  top: 0.4rem;
  left: 0.26666667rem;
}
.page_main .main_menu .logo_title {
  display: block;
  width: 4.8rem;
  height: 1.2rem;
  margin: 0 auto;
}
.page_main .main_content {
  width: 100%;
}
.page_main .main_content .main_item {
  width: 8.53333333rem;
  margin: 0 auto;
  margin-bottom: 1.33333333rem;
}
.page_main .main_content .main_item .m_tit {
  width: 8.53333333rem;
  margin-bottom: 0.26666667rem;
}
.page_main .main_content .main_item .txt_box {
  width: 8.26666667rem;
  background-color: #fff;
  border: 2px solid #ffc189;
  border-radius: 0.26666667rem;
  margin: 0 auto;
}
.page_main .main_content .main_item .txt_box .a_policy {
  display: block;
  width: 7.73333333rem;
  border-bottom: 0.01333333rem dashed #aaaaaa;
  padding: 0.33333333rem;
  margin: 0 auto;
  color: #595757;
  font-size: 0.32rem;
}
.page_main .main_content .main_item .txt_box .a_policy:last-child {
  border: none;
}
/* 背景音乐 */
.bgm {
  width: 25px;
  height: 25px;
  background: url(../img/musicOff.png) no-repeat;
  background-size: 100%;
  z-index: 999;
  position: fixed;
  top: 0.4rem;
  right: 0.26666667rem;
}
.music_on {
  background-image: url(../img/musicOn.png);
  animation: reverseRotating 1.2s linear infinite;
  -webkit-animation: reverseRotating 1.2s linear infinite;
}
@keyframes reverseRotating {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(-360deg);
  }
}
@-webkit-keyframes reverseRotating {
  0% {
    -webkit-transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(-360deg);
  }
}