html,
body {
  margin: 0;
  padding: 0;
  height: 100%;

}

video.center {
  height: 100%;
  width: 100%;
}

.bg-video {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  overflow: hidden;
  z-index: -1;

}

.main {
  width: 1200px;
  margin: auto;
  text-align: center;
}

.ban01 {
  padding-top: 20px;
}
.ban01 img{
  vertical-align: middle;
}
.ban02 {
  margin-top: 30px;

}

.ban03 {
  margin-top: 30px;
  display: flex;
  justify-content: space-between;
}

.ban04 {
  margin-top: 30px;
  display: flex;
  justify-content: space-between;
}

.ban05 {
  margin-top: 40px;
}

.ban06 {
  margin-top: 30px;
  display: flex;
  justify-content: center;
}

.ban06 .one {
  background-image: url(../img/btn-bgbtn.png);
  background-repeat: no-repeat;
  background-position: 50%;
  -moz-background-size: cover;
  background-size: cover;
  -moz-background-size: auto;
  background-size: auto;
  width: 280px;
  height: 60px;

  border-radius: 10px;
  cursor: pointer;

  display: flex;
  justify-content: center;
  color: white;
  align-items: center;
}

.ban06 .one img {
  width: 40px;
  height: 40px;
  margin-right: 10px;
}
.ban06 a{
  text-decoration: none;
}


a.weixin {
  position: relative;
  text-decoration: none;
}

.weixin img.qrcode {
  position: absolute;
  z-index: 99;
  top: -150px;
  /* right: -28px; */
  width: 7.5rem;
  max-width: none;
  height: 7.5rem;
  transform: scale(0);
  transform-origin: top right;
  opacity: 1;
  border: .3125rem solid #0085ba;
  border-radius: .25rem;
  -webkit-transition: all .4s ease-in-out;
  -o-transition: all .4s ease-in-out;
  transition: all .4s ease-in-out;
}

.weixin:hover img.qrcode {
  transform: scale(1);
  opacity: 1;
}

.pc-emotion-style-31nchv {
  position: fixed;
  inset: 0px;
  min-width: 100%;
  min-height: 100%;
  height: auto;
  width: auto;
  z-index: -11;
}

.huodong {
  width: 96%;
  max-width: 960px;
  margin: 20px auto;
}
.huodong img{
  padding: 10px;
  box-sizing: border-box;
  width: 100%;
}