* {
  padding: 0;
  margin: 0;
}

#bg {
  width: 100%;
}

.shift {
  position: absolute;
  top: 0;
  width: 100%;
  text-align: center;
  color: #222;
  font-weight: bold;
}


/*微信start*/
.tips-line-one {
  padding-top: 86px;
  padding-bottom: 16px;
  font-size: 20px;
}

.tips-line-two {
  font-size: 15px;
  display: inline-block;
}

.tips-line-two > span {
  display: inline-block;
  vertical-align: middle;
}

.tips-line-two span span {
  color: #ff4444;
}

#tips-img {
  width: 20px;
  padding-left: 5px;
  padding-right: 5px;
  vertical-align: middle;
}

#arc-line {
  height: 82px;
  border-bottom-right-radius: 100%;
  border-bottom: 2px dashed #666;
  border-right: 2px dashed #666;
  position: absolute;
  right: 30px;
  top: 25px;
}

.black-triangle {
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-bottom: 5px solid #666;
  position: absolute;
  right: 26px;
  top: 12px;
}
/*微信end*/



/*无法识别操作系统start*/
.shift-title {
  font-size: 15px;
  line-height: 15px;
  margin-left: 20px;
  margin-bottom: 30px;
  padding-top: 20px;
  text-align: left;
  font-weight: normal;
}

.btn {
  background-color: #00aaee;
  border-radius: 4px;
  margin: 0 77px 20px 77px;
}

.sys-cut {
  width: 17px;
  vertical-align: middle;
}

.btn-content {
  font-size: 13px;
  display: inline-block;
  color: #fff;
  line-height: 31px;
  vertical-align: middle;
}
/*无法识别操作系统end*/