.product-dsj-wrap {
  width: 100%;
  overflow-x: hidden;
}
.title-item {
  color: #fff;
  text-align: center;
  font-size: 40px;
  padding: 30px 0 55px;
}
.banner-wrap {
  position: relative;
}
.banner-wrap img.bg {
  z-index: 1;
  width: 100%;
}
.banner-wrap .container-wrap {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 22;
  color: #fff;
}
.banner-wrap .container-wrap .title {
  font-size: 80px;
  font-family: 'FontquanXinYiGuanHeiTi';
}
.banner-wrap .container-wrap .summary {
  font-size: 32px;
  margin: 10px 0 20px;
}
.banner-wrap .container-wrap .more a {
  width: 147px;
  height: 53px;
  line-height: 53px;
  background: transparent;
  border: 1px solid #fff;
  font-family: 'FontquanXinYiGuanHeiTi';
  font-size: 16px;
  text-align: center;
  color: #fff;
  border-radius: 5px;
  cursor: pointer;
  display: inline-block;
}
.banner-wrap .container-wrap img.gif {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 600px;
}
.product-apply {
  background-color: #000;
}
.product-function {
  background-color: #000;
  padding: 50px 0;
}
.product-function .content-item {
  display: flex;
}
.product-function .content-item .item {
  width: calc(calc(100% - 60px - 160px) / 4);
  padding: 50px 20px;
  background-color: #2E2C2C;
  border-radius: 10px;
  color: #fff;
}
.product-function .content-item .item:not(:last-child) {
  margin-right: 20px;
}
.product-function .content-item .item .ico {
  text-align: center;
}
.product-function .content-item .item .title {
  text-align: center;
  font-size: 20px;
  padding: 20px 0;
}
.product-function .content-item .item .summary {
  font-size: 14px;
  text-align: justify;
  padding-bottom: 60px;
  line-height: 1.7;
}
.product-advantage {
  background-color: #161515;
  padding: 50px 0;
}
.product-advantage .content-item {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: -20px;
}
.product-advantage .content-item .item {
  width: calc(calc(100% - 20px - 80px) / 2);
  background-color: #2E2C2C;
  padding: 20px;
  margin-top: 20px;
  color: #fff;
  transition: all 0.3s;
}
.product-advantage .content-item .item:hover {
  transition: all 0.3s;
  background-color: #3131FF;
}
.product-advantage .content-item .item:hover .summary {
  color: #fff;
}
.product-advantage .content-item .item:hover .ico img:first-child {
  display: none;
}
.product-advantage .content-item .item:hover .ico img:last-child {
  display: inline-block;
}
.product-advantage .content-item .item .title {
  font-size: 20px;
  border-bottom: 1px solid #707070;
  padding-bottom: 20px;
  margin-bottom: 50px;
}
.product-advantage .content-item .item .summary {
  color: #9F9A9A;
  font-size: 14px;
  width: 85%;
  text-align: justify;
}
.product-advantage .content-item .item .ico {
  margin-top: 20px;
  text-align: right;
}
.product-advantage .content-item .item .ico img {
  width: 45px;
}
.product-advantage .content-item .item .ico img:last-child {
  display: none;
}