html,
body,
ul,
ol,
li,
p {
  margin: 0;
  padding: 0;
  font-family: "微软雅黑";
}

ul,
ol {
  list-style: none;
}

.pre_banner_3d a {
  text-decoration: none;
  border: none;
}

body {
  overflow-x: hidden;
}

.pre_banner_3d {
  margin: auto;
  /*width: 1200px;*/
  height: 680px;
  position: relative;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.banner_tree {
  width: 100%;
  height: 700px;
  position: absolute;
  bottom: 0;
  overflow: hidden;
}

.color_font {
  /*background: #63B504;*/
  color: #fff;
  /*border: 1px solid;*/
  width: 45px;
  height: 50px;
  font-size: 24px;
  text-align: center;
  line-height: 100px;
  border-radius: 5px;
  font-weight: 700;
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto;
  z-index: 50;
  cursor: pointer;
}

.left_btn {
  left: 0;
}

.right_btn {
  right: 0;
}

.show_s_ui {
  width: 100%;
  height: 100%;
  position: relative;
}

.show_s_ui > li {
  width: 215px;
  height: 362px;
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto;
  z-index: 30;
  cursor: pointer;
  filter: progid:DXImageTransform.Microsoft.Alpha(opacity=0);
  opacity: 0;
  font-size: 40px;
}

.show_s_ui > li > div {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  background: #fff;
  filter: progid:DXImageTransform.Microsoft.Alpha(opacity=90);
  opacity: 0.9;
  display: none;
  overflow: hidden;
  border-radius: 0.2rem;
}

.show_s_ui > li > img {
  width: 100%;
  height: 100%;
  box-shadow: 0px 11px 14px 0px rgba(36, 57, 91, 0.17);
}

#middel_shows {
  width: 295px;
  height: 503px;
  left: 37.7%;
  filter: progid:DXImageTransform.Microsoft.Alpha(opacity=100);
  opacity: 1;
}

#left_shows {
  left: 8%;
  filter: progid:DXImageTransform.Microsoft.Alpha(opacity=60);
  opacity: 0.6;
}

#right_shows {
  left: 73%;
  opacity: 0.6;
  filter: progid:DXImageTransform.Microsoft.Alpha(opacity=60);
}

#small_left,
#small_right {
  width: 154px;
  height: 249px;
  opacity: 0;
  filter: progid:DXImageTransform.Microsoft.Alpha(opacity=0);
}

#small_left {
  left: -15%;
}

#small_right {
  left: 102.5%;
}

@media screen and (max-width: 1200px) {
  .pre_banner_3d {
    width: 1024px;
    height: 763px;
  }
  #middel_shows {
    left: 35.5%;
  }
  .show_s_ui > li {
    width: 175px;
    height: 282px;
  }
  #small_left,
  #small_right {
    width: 131px;
    height: 194px;
  }
}

@media screen and (max-width: 1024px) {
  .pre_banner_3d {
    width: 875px;
    height: 765px;
  }
  #middel_shows {
    left: 34.8%;
  }
  #middel_shows {
    width: 267px;
    height: 457px;
  }
}

@media screen and (max-width: 879px) {
  .pre_banner_3d {
    width: 746px;
    height: 735px;
  }
  #middel_shows {
    left: 31.8%;
  }
  #middel_shows {
    width: 269px;
    height: 457px;
  }
  .show_s_ui > li {
    width: 145px;
    height: 232px;
  }
}

@media screen and (max-width: 768px) {
  .pre_banner_3d {
    width: 675px;
    height: 586px;
  }
  #middel_shows {
    left: 33.1%;
  }
  #middel_shows {
    width: 227px;
    height: 389px;
  }
  .show_s_ui > li {
    width: 138px;
    height: 215px;
  }
  #right_shows {
    left: 72%;
  }
  .banner_tree {
    height: 539px;
  }
}

@media screen and (max-width: 685px) {
  .color_font {
    display: none;
  }
  #small_left {
    left: -55%;
  }
  .pre_banner_3d {
    width: 520px;
  }
  #small_right {
    left: 109.5%;
  }
  #middel_shows {
    left: 29.7%;
  }
  #middel_shows {
    width: 213px;
    height: 340px;
  }
  #left_shows {
    left: 0%;
  }
  .show_s_ui > li {
    width: 106px;
    height: 190px;
  }
  #right_shows {
    left: 79.5%;
  }
}

@media screen and (max-width: 521px) {
  .pre_banner_3d {
    width: 359px;
  }
  #left_shows {
    left: -41%;
  }
  #right_shows {
    left: 107.5%;
  }
  #middel_shows {
    left: 20.4%;
  }
  #middel_shows {
    width: 214px;
    height: 340px;
  }
  #middel_shows {
    left: 15.5%;
  }
  #middel_shows {
    width: 246px;
    height: 390px;
  }
}

@media screen and (max-width: 359px) {
  .pre_banner_3d {
    width: 320px;
  }
  #middel_shows {
    left: 14.5%;
  }
  #middel_shows {
    width: 228px;
    height: 356px;
  }
}

#h5_prev_case {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  cursor: pointer;
}

#h5_next_case {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  cursor: pointer;
}

.submit-button {
  background-color: #fff;
}

a.nav2_case {
  color: rgba(255, 255, 255, 1) !important;
}

.show_s_ui li .card .img-msk {
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 1);
  top: 0;
  left: 0;
  z-index: 3;
  display: none;
  border-radius: 0.2rem;
  overflow: hidden;

  /*opacity:0.59*/
}

.show_s_ui li .card .img-msk .up {
  text-align: center;
  margin-top: 30%;
}

.show_s_ui li .card .img-msk .up a {
  color: #fff;
}

.show_s_ui li .card .img-msk .up .title {
  font-size: 0.15rem;
  font-family: PingFangSCSemibold-;
  font-weight: normal;
  color: rgba(255, 255, 255, 1);
}

.show_s_ui li .card .img-msk .up .tag {
  font-size: 0.09rem;
  color: rgba(255, 255, 255, 1);
  padding-top: 0.06rem;
  border-top: 1px solid #fff;
}

.show_s_ui li .card .img-msk .bottom {
  font-size: 0.08rem;
  color: rgba(255, 255, 255, 1);
  text-align: center;
  margin-top: 0.5rem;
}

.show_s_ui li .card .img-msk .bottom img {
  width: 40%;
  height: inherit;
  margin-bottom: 0.08rem;
}

/*模块七*/

.main-section-7 {
  position: relative;
  text-align: center;
}

.main-section-7 .content {
  position: absolute;
  top: 0.8rem;
}

.main-section-7 h3 {
  font-size: 0.2rem;
  font-family: PingFangSC;
  font-weight: 500;
  color: rgba(255, 255, 255, 1);
  text-align: center;
}

.refer-btn {
  width: 2.37rem;
  height: 0.52rem;
  background: rgba(255, 255, 255, 1);
  border-radius: 0.26rem;
  font-size: 0.2rem;
  font-family: PingFangSC;
  font-weight: 500;
  color: rgba(0, 0, 0, 1);
  margin-top: 0.62rem;
  /*text-align: center;*/
}

.bg {
  width: 100%;
  height: inherit;
}