.activity-navigator {
  height: 100%;
  background: center/100% auto no-repeat;
}

.activity-navigator-wrapper-show {
  position: fixed;
  display: block;
  z-index: 99;
}

.activity-navigator-wrapper-hide .activity-navigator {
  display: none;
}

.activity-navigator-list {
  height: 100%;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}

@media screen and (min-width: 750px) {
  .activity-navigator-list {
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    -ms-flex-pack: center;
    justify-content: center;
  }
}

.activity-navigator-list-top-center {
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.activity-navigator-item {
  height: 100%;
  -webkit-flex-shrink: 0;
  -ms-flex-negative: 0;
  flex-shrink: 0;
  display: block;
  -webkit-tap-highlight-color: rgba(0,0,0,0);
  position: relative;
  overflow: hidden;
}

.activity-navigator-item>img {
  width: 100%;
  height: 100%;
  display: block;
}

.activity-navigator-item-image {
  opacity: 1;
}

.activity-navigator-item-active-image {
  position: absolute;
  left: 0;
  top: 0;
  opacity: 0;
}

.activity-navigator-item-active .activity-navigator-item-image {
  opacity: 0;
}

.activity-navigator-item-active .activity-navigator-item-active-image {
  opacity: 1;
}

.activity-navigator-mode-fixed {
  height: auto !important;
}

.activity-navigator-fixed {
  position: fixed;
  top: 0;
  z-index: 98;
}

.activity-navigator-hide {
  display: none;
}

.activity-navigator-top {
  width: 100%;
}

.activity-navigator-top.activity-navigator-fixed {
  left: 0;
  max-width: 7.5rem;
  left: 50%;
  -webkit-transform: translate(-50%);
  transform: translate(-50%);
}

.activity-navigator-top.activity-navigator-fixed .activity-navigator-list {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.activity-navigator-fixed-baidu {
  top: -0.04rem !important;
}

.activity-navigator-right-top,
.activity-navigator-right-middle,
.activity-navigator-right-bottom {
  position: fixed;
  right: 0;
  left: initial;
  height: auto;
  z-index: 98;
  max-height: 100vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.activity-navigator-right-top .activity-navigator-list,
.activity-navigator-right-middle .activity-navigator-list,
.activity-navigator-right-bottom .activity-navigator-list {
  display: block;
  height: auto;
}

.activity-navigator-right-middle {
  top: 50%;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
}

.activity-navigator-right-bottom {
  top: initial;
}

.activity-navigator-overlay {
  width: 100%;
  height: 100%;
}

.activity-navigator-overlay .activity-navigator-list {
  padding-bottom: 2rem;
}

.activity-navigator-overlay .activity-navigator-list .activity-navigator-item {
  margin: 0 auto;
}

.activity-navigator-control i {
  display: block;
  background: center/contain no-repeat;
}

.activity-navigator-control-mask {
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 89;
}

.activity-navigator-control-close {
  position: fixed;
  z-index: 99;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2rem;
  background: url(https://activity.hdslb.com/blackboard/static/20200114/b8f2b74d0482aed61472c7065dc1ed56/7g-BLNKN.png) center bottom .9rem/.7rem auto no-repeat,-webkit-gradient(linear, left top, left bottom, from(rgba(19, 22, 29, 0)), to(#13161d));
  background: url(https://activity.hdslb.com/blackboard/static/20200114/b8f2b74d0482aed61472c7065dc1ed56/7g-BLNKN.png) center bottom .9rem/.7rem auto no-repeat,-webkit-linear-gradient(top, rgba(19, 22, 29, 0), #13161d);
  background: url(https://activity.hdslb.com/blackboard/static/20200114/b8f2b74d0482aed61472c7065dc1ed56/7g-BLNKN.png) center bottom .9rem/.7rem auto no-repeat,linear-gradient(180deg, rgba(19, 22, 29, 0), #13161d);
}