.main {
  padding-bottom: 28px;
}
/* 产品 */
.product-box {
  padding: 18px 0 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.product-box .product-title {
  font-size: 24px;
}
.product-box .product-desc {
  text-indent: 50px;
  text-shadow: 0 2px 6px rgb(90 136 221 / 11%);
  color: #a1b2c5;
  font-size: 14px;
  margin-top: 10px;
  line-height: 22px;
}
.product-box:nth-child(odd) {
  background-color: #f9f9f9;
}
.product-box .img-box {
  display: flex;
  align-items: flex-end;
  margin-bottom: 20px;
}
.product-box .pro-img {
  width: 290px;
}
.product-box .mouse-img {
  width: 32px;
  margin-left: -28px;
}
.product-box .download-btn {
  font-size: 14px;
  color: #4698ff;
  cursor: pointer;
  text-decoration: none;
}
.product-box .download-btn + .download-btn {
  margin-left: 10px;
}
.product-box .btn {
  display: inline-block;
  padding: 12px 0;
  width: 116px;
  text-align: center;
  background-color: #4698ff;
  border-radius: 22px;
  color: #fff;
}
.product-box .btn:hover {
  background-color: #3a8aee;
}
.product-box .history-btn:hover {
  color: #3a8aee;
}
/* 单机版 */
.outline-product.product-box .btn {
  background-color: #02A39E;
}
.outline-product.product-box .btn:hover {
  background-color: #009D92;
}
.outline-product.product-box .history-btn {
  color: #02A39E;
}
.outline-product.product-box .history-btn:hover {
  color: #009D92;
}