html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
}
body {
  background: #000;
  overflow: hidden;
}
div {
  box-sizing: border-box;
}
.main {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.main .video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  object-fit: cover;
}
.main .bg-fixed {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background-color: rgba(0, 0, 0, 0.7);
}
.main .header {
  width: 1200px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 15px;
}
.main .header .img-logo {
  width: 213px;
  height: 80px;
}
.main .header .header-right {
  display: flex;
  align-items: center;
}
.main .header .header-right .img-item {
  width: 148px;
  height: 49px;
  margin-left: 10px;
}
.main .content {
  width: 1200px;
  display: flex;
  justify-content: space-between;
  position: relative;
}
.main .content .content-left {
  margin-top: 100px;
  width: 552px;
}
.main .content .content-left .img-title {
  width: 552px;
  height: 164px;
}
.main .content .content-left .btn-list {
  width: 552px;
  display: flex;
  margin-top: 20px;
  flex-wrap: wrap;
}
.main .content .content-left .btn-list .btn-item {
  background: rgba(255, 255, 255, 0.25);
  border-radius: 19px;
  height: 41px;
  line-height: 41px;
  padding: 0 20px;
  margin-right: 10px;
  margin-bottom: 10px;
  font-weight: 500;
  font-size: 18px;
  color: #fff;
}
.main .content .content-left .txt-invite {
  margin-top: 40px;
  font-size: 32px;
  color: #26ffdb;
}
.main .content .content-left .btn-group {
  margin-top: 80px;
  display: flex;
}
.main .content .content-left .btn-group .btn-group-item {
  width: 210px;
  height: 64px;
  position: relative;
  margin-right: 20px;
}
.main .content .content-left .btn-group .btn-group-item .img-btn {
  width: 210px;
  height: 64px;
}
.main .content .content-left .btn-group .btn-group-item .btn-tag {
  position: absolute;
  top: -26px;
  left: 120px;
  width: 88px;
  height: 36px;
}
.main .content .img-right {
  height: 90vh;
}
.main-h5 {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.main-h5 .video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  object-fit: cover;
}
.main-h5 .bg-fixed {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background-color: rgba(0, 0, 0, 0.7);
}
.main-h5 .img-logo {
  width: 142px;
  margin-top: 30px;
}
.main-h5 .img-title {
  width: 288px;
  margin-top: 40px;
}
.main-h5 .content-text {
  margin-top: 20px;
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
  padding: 0 8px;
  border-radius: 17px;
  line-height: 32px;
  font-size: 12px;
  max-width: 90vw;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
}
.main-h5 .txt-invite {
  margin-top: 20px;
  font-size: 20px;
  color: #26ffdb;
}
.main-h5 .btn-group {
  margin-top: 30px;
  display: flex;
  padding: 0 20px;
}
.main-h5 .btn-group .btn-group-item {
  flex: 1;
  position: relative;
  margin-right: 20px;
}
.main-h5 .btn-group .btn-group-item .img-btn {
  width: 100%;
  height: auto;
}
.main-h5 .btn-group .btn-group-item .btn-tag {
  position: absolute;
  top: -14px;
  right: 0;
  width: 64px;
  height: 24px;
}
.main-h5 .img-content {
  margin-top: 40px;
  width: 100%;
}
.main-h5 .fixed-bottom {
  position: fixed;
  bottom: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.35);
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.main-h5 .fixed-bottom .img-item {
  width: 100%;
}