.twitter {
  width: 21px;
  background: url("../../imgs/pc/twitter.png") center no-repeat;
  background-size: contain;
  display: none !important;
}

.youtube {
  width: 21px;
  background: url("../../imgs/pc/youtube.png") center no-repeat;
  background-size: contain;
  display: none !important;
}

.en .app-header .logo {
  width: 2.58rem;
  height: 0.84rem;
  background: url("../../imgs/pc/logo_en.png") 0 0 no-repeat;
  background-size: contain;
}

.en .app-header .weibo, .en .app-header .wechat, .en .app-header .bilibili {
  display: none !important;
}

.en .app-header .twitter, .en .app-header .youtube {
  display: block !important;
}

.pc-header {
  display: none;
}

.app-header {
  width: 100%;
  height: 1.94rem;
  background: rgba(255, 255, 255, 0.1);
  border-bottom: rgba(255, 78, 202, 0.7) solid 1px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0.68rem;
  z-index: 1000;
}

.app-header.blur {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  background: rgba(0, 0, 0, 0.5);
}

.app-header .logo {
  width: 2.97rem;
  height: 0.81rem;
  background: url("../../imgs/pc/logo.png") 0 0 no-repeat;
  background-size: contain;
}

.app-header .nav {
  width: 0.75rem;
  height: 0.61rem;
  background: url("../../imgs/app/head_open.png") 0 0 no-repeat;
  background-size: contain;
}

.app-header .nav.close {
  background-image: url(../../imgs/app/head_close.png);
}

.app-header .drop_wrap {
  position: absolute;
  font-size: 0.36rem;
  height: 100%;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  cursor: pointer;
}

.app-header .drop_wrap.lang_wrap {
  right: 3rem;
}

.app-header .drop_wrap.contact_wrap {
  right: 0.3rem;
}

.app-header .drop_wrap.contact_wrap .options {
  width: 2.5rem;
}

.app-header .drop_wrap .lang {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  color: #fff;
}

.app-header .drop_wrap .lang span {
  margin-left: 0.24rem;
  display: block;
  width: 15px;
  height: 9px;
  background: url("../../imgs/pc/arrow_lang.png") 0 0 no-repeat;
  background-size: contain;
}

.app-header .drop_wrap .options {
  display: none;
  position: absolute;
  top: 70px;
  left: 50%;
  transform: translateX(-50%);
  width: 140px;
  background-color: #000;
  text-align: center;
}

.app-header .drop_wrap .options::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 23px;
  height: 12px;
  background: url("../../imgs/pc/box_before_lang.png") 0 0 no-repeat;
  background-size: contain;
}

.app-header .drop_wrap .options a {
  display: block;
  height: 60px;
  line-height: 60px;
  color: #fff;
}

.app-header .drop_wrap .options li {
  margin: 0 14px;
  line-height: normal;
  display: flex;
  justify-content: center;
  align-items: center;
}

.app-header .drop_wrap .options .weibo {
  width: 25px;
  background: url("../../imgs/pc/icon_weibo.png") center no-repeat;
  background-size: contain;
}

.app-header .drop_wrap .options .wechat {
  width: 24px;
  background: url("../../imgs/pc/icon_wechat.png") center no-repeat;
  background-size: contain;
}

.app-header .drop_wrap .options .wechat:hover::after {
  content: '';
  position: absolute;
  top: 30px;
  left: -250px;
  width: 240px;
  height: 240px;
  background: url("../../imgs/pc/etime_qrcode.jpg") center no-repeat;
  background-size: contain;
}

.app-header .drop_wrap .options .bilibili {
  width: 21px;
  background: url("../../imgs/pc/icon_bilibili.png") center no-repeat;
  background-size: contain;
}

.app-header .drop_wrap .options .steam {
  width: 21px;
  background: url("../../imgs/pc/icon_ssteam.png") center no-repeat;
  background-size: contain;
}

#app-nav {
  width: 100%;
  height: calc(100% - 1.94rem);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  background: rgba(0, 0, 0, 0.5);
  position: fixed;
  left: 0;
  top: 1.94rem;
  z-index: 1000;
  display: none;
}

#app-nav li {
  height: 1.62rem;
  line-height: 1.62rem;
  text-align: center;
  font-size: 0.48rem;
  border-bottom: 1px solid rgba(181, 181, 181, 0.3);
}

#app-nav li a {
  color: #fff;
  display: block;
}