*{
  margin: 0;
  padding: 0;
}
html,
body {
  position: relative;
  height: 100%;
  max-width: 920px;
  margin: 0 auto;
}

body {
  background: #eee;
  font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
  font-size: 14px;
  color: #000;
  margin: 0;
  padding: 0;
}

.swiper {
  width: 100%;
  height: 100%;
}

.swiper-slide {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  box-sizing: border-box;
  padding-top: 30px;
}

.swiper-slide .slideImg {
  display: block;
  height: 50vh;
}

.headerBox {
  position: fixed;
  top: 0;
  width: 100%;
  height: 10vh;
  left: 50%;
  transform: translateX(-50%);
  background: url('../images/headerBg.png') no-repeat;
  background-size: cover;
  z-index: 2;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  max-width: 920px;
}
.headerBox a{
 display: flex;
 width: 96px;
 height: 100%;
 align-items: center;
 justify-content: center;
}
.logo {
  width: 96px;
}

.website {
  width: 70px;
}
.slide1{
  background: url('../images/slide1.png') no-repeat;
  background-size: cover;
}
.slide2{
  background: url('../images/slide2.png') no-repeat;
  background-size: cover;
}
.slide3{
  background: url('../images/slide3.png') no-repeat;
  background-size: cover;
}
.slide5{
  background-color: #000;
}
.tip1{
  font-size: 30px;
  color: #fff;
  margin-top: 7px;
}
.tip1 span{
  color: #FED436;
}
.tipBox{
  display: flex;
  align-items: center;
  justify-content: space-around;
  margin-top: 13px;
}
.tipBox span{
  display: block;
  margin-left: 10px;
  margin-right: 10px;
  color: #fff;
}
.btn{
  width: 291px;
  height: 50px;
  margin-top: 23px;
}
.btn:active{
  opacity: 0.9;
}
.btn1{
  background: url('../images/AndroidDownload.png') no-repeat;
  background-size: cover;
}
.btn2{
  background: url('../images/iosDownload.png') no-repeat;
  background-size: cover;
}
.btn3{
  margin-top: 15px;
  background: url('../images/buyVip.png') no-repeat;
  background-size: cover;
}
.btn4{
  margin-top: 15px;
  background: url('../images/downloadApp.png') no-repeat;
  background-size: cover;
}
.btn5{
  margin-top: 15px;
  background: url('../images/downloadApp2.png') no-repeat;
  background-size: cover;
}
.aboutUs{
  width: 100%;
  padding: 0 44px;
  color: #fff;
  box-sizing: border-box;
}
.aboutUs h3{
  font-size: 30px;
  font-weight: normal;
}
.aboutUs .logo2{
  width: 70px;
  margin-top: 25px;
}
.aboutUsText{
  font-size: 14px;
  color: rgba(255, 255, 255, .9);
}
.slide5 .btn{
  margin-top: 70px;
}
.maskBox{
  display: none;
  position: fixed;
  z-index: 99;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background-color: rgba(0,0,0,.7);
}
.maskPos{
  width: 100%;
  height: 100%;
  position:relative;
}
.wxTip1{
  width: 333px;
  position: absolute;
  top: 44px;
  right: 10px;
}
.wxTip2{
  width: 307px;
  position: absolute;
  left: 50%;
  top: 237px;
  transform: translateX(-50%);
}
.show{
  display: block;
}
.downLoadBtn{
  position: relative;
}
.qrBox{
  display: none;
  position: absolute;
  bottom: -97px;
  left: 50%;
  transform: translateX(-50%);
  width: 88px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
.arrow{
  display: block;
  width: 20px;
  height: 9px;
  background:url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADwAAAAbCAMAAAAXixzOAAAARVBMVEUAAAD///////////////////////////////////////////////////////////////////////////////////////9SnXPCAAAAFnRSTlMACPMN+PWKhY2HgoB5k+/kxox9ch8dIgz0DwAAALdJREFUOMud1EkOgzAQRNF04QHbzCR1/6MmikyEFAxu3r7Uf9WPInmt0zBM61MeatKN/Bq7Rj2eLTPba+/O3OlFtW3tfmxaTbnL2xvl4pjpy2W7u2dcXXmwPGDbmruBBa1cN4OZvtyDRTgvF89MXy4B52MTyuURvABXuhtZwcnh1qNmbPxReQKrIPzfTawWpNisL19ABfj93YVKXn7bCO3YxK28A9UQ84/lLVE+24R7Y5Oa3HwH0htR8EnnZTTbHAAAAABJRU5ErkJggg==') no-repeat;
  background-size: cover;
}
.qrBoxContent{
  width: 88px;
  height: 88px;
  border-radius: 3px;
  background-color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.qrImg{
  display: block;
  width: 100%;
  height: 100%;
}
.btn5:hover .qrBox{
  display: flex;
}
.hiddenChass{
  display: none;
}