html,
body,
div{margin: 0;padding: 0;border: 0;}
body {font-family: "Helvetica Neue", Helvetica, Arial, "Microsoft Yahei", "Hiragino Sans GB", "Heiti SC", "WenQuanYi Micro Hei", sans-serif;width: 100%;}

.custom-button {
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  user-select: none;
  cursor: default;
  width: 24px;
  height: 24px;
  cursor:pointer;
    outline: 0;
  border: 0;
  display: inline-block;
  *zoom: 1;

}


.custom-button .custom-button-text {
  position: absolute;
  top: 0;
  left: 0;
  border: 0;
  z-index: 4;
  width: 24px;
  height: 24px;
}
.part .part-title {

}
.part .part-content {

}
.part .btn-margin {

}
.part .android-download-btn,
.part .ios-download-btn {

}
.part .android-download-btn img,
.part .ios-download-btn img {

}
.part .android-download-btn .blue-icon,
.part .ios-download-btn .blue-icon {
  display: inline-block;
  *zoom: 1;
}
.part .android-download-btn .white-icon,
.part .ios-download-btn .white-icon {
  display: none;
}
.part .android-download-btn.mouseenter .blue-icon,
.part .ios-download-btn.mouseenter .blue-icon {
  display: none;
}
.part .android-download-btn.mouseenter .white-icon,
.part .ios-download-btn.mouseenter .white-icon {
  display: inline-block;
  *zoom: 1;
}
.part .ios-download-btn .blue-icon,
.part .ios-download-btn .white-icon {
  
}
.part .android-download-btn .blue-icon,
.part .android-download-btn .white-icon {
  
}
#part1 .part1-footer {

}
#part1 .part1-footer .part1-footer-line {

  border: 10px solid red;
}
#part1 .part1-footer .footer-table {
  color: #fff;
  width: 100%;
}
#part1 .part1-footer .footer-table th,
#part1 .part1-footer .footer-table td {
  width: 50% ! important;
  text-align: center;
}
#part1 .part1-footer .footer-table th {
  font-size: 16px;
}
#part1 .part1-footer .footer-table td {
  font-size: 48px;
  line-height: 85px;
}
#part1 .arrow {
  border: 10px solid red;

}
#part2 {width:24px; height: 24px; right: 10px; top:33px; position: absolute; cursor:pointer;
}
#part2 .container {
  position: relative;
}
#part2 .container .downloads {
 /* padding-top: 30px;*/
  text-align: center;
}
#part2 .container .downloads .qr-area {
  position: relative;
  display: inline-block;
  *zoom: 1;
}
#part2 .container .downloads .qr-area.show .qr-tip {
  /*top: 35px;*/
  top: 26px;
  z-index: 100;
  -ms-filter: 'progid:DXImageTransform.Microsoft.Alpha(Opacity=100%)';
  -moz-opacity: 1;
  opacity: 1;
}
#part2 .container .downloads .qr-area .qr-tip {
  position: absolute;
  z-index: -1;
  width: 102px;
   height: 151px;
  right: -39px;
  top: 32px;
  -ms-filter: 'progid:DXImageTransform.Microsoft.Alpha(Opacity=0%)';
  -moz-opacity: 0;
  opacity: 0;
  -moz-transition: all 0.4s;
  /* Firefox 4 */
  -webkit-transition: all 0.4s;
  /* Safari 和 Chrome */
  -o-transition: all 0.4s;
  /* Opera */
  transition: all 0.4s;
}
.qr-tip h3{ position: absolute; left: 0; bottom: 10px; font-size: 10px; width: 102px; text-align: center; }
#part2 .container .downloads .qr-area .qr-tip img {
  width: 100%;
}
#part2 .container .downloads .buttons-area {
  position: relative;
  display: inline-block;
  *zoom: 1;
}