.banner {
  width: 100%;
  position: relative;
}

.banner img {
  width: 100%;
}

.banner p {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #ffffff;
  font-size: 45px;
  text-align: center;
}

@media screen and (max-width: 768px) {
  .banner p {
    font-size: 16px;
  }
}

.introduce {
  width: 100%;
  padding: 75px 0;
  background-color: #ffffff;
  text-align: center;
}

@media screen and (max-width: 768px) {
  .introduce {
    padding: 20px 0;
  }
}

.introduce h2 {
  font-size: 30px;
  color: #333333;
}

@media screen and (max-width: 768px) {
  .introduce h2 {
    font-size: 16px;
  }
}

.introduce p {
  color: #808080;
  font-size: 16px;
  line-height: 26px;
  width: 70%;
  margin: auto;
  margin-top: 50px;
  max-width: 910px;
}

@media screen and (max-width: 768px) {
  .introduce p {
    font-size: 14px;
    width: 90%;
    margin-top: 14px;
  }
}

.appValue {
  width: 100%;
  padding: 75px 0;
  background-color: #F5F5F7;
  text-align: center;
}

@media screen and (max-width: 768px) {
  .appValue {
    padding: 20px 0;
  }
}

.appValue h2 {
  font-size: 30px;
  color: #333333;
}

@media screen and (max-width: 768px) {
  .appValue h2 {
    font-size: 16px;
  }
}

.appValue-content {
  width: 873px;
  margin: auto;
  padding-top: 46px;
}

@media screen and (max-width: 768px) {
  .appValue-content {
    width: 100%;
    padding-top: 23px;
  }
}

.appValue-content-item {
  width: 263px;
  margin-right: 42px;
  float: left;
}

@media screen and (max-width: 768px) {
  .appValue-content-item {
    float: none;
    margin: auto;
    margin-bottom: 15px;
    width: 234px;
  }
  .appValue-content-item:last-child {
    margin-right: auto !important;
  }
}

.appValue-content-item:hover {
  cursor: pointer;
}

.appValue-content-item:hover .mask {
  display: block;
}

.appValue-content-item:last-child .appValue-content-item-top p {
  max-width: 173px;
}

.appValue-content-item-top {
  position: relative;
  height: 90px;
}

@media screen and (max-width: 768px) {
  .appValue-content-item-top {
    height: 50px;
  }
}

.appValue-content-item-top img {
  width: 100%;
  height: 100%;
}

.appValue-content-item-top .mask {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background-color: rgba(118, 110, 230, 0.5);
  display: none;
}

.appValue-content-item-top p {
  position: absolute;
  top: 50%;
  left: 50%;
  color: #ffffff;
  font-size: 16px;
  transform: translate(-50%, -50%);
  width: 100%;
}

.appValue-content-item-bot {
  padding: 30px 25px;
  background: #ffffff;
  min-height: 210px;
}

@media screen and (max-width: 768px) {
  .appValue-content-item-bot {
    padding: 15px 16px;
    min-height: 0px;
  }
}

.appValue-content-item-bot p {
  color: #808080;
  line-height: 35px;
  font-size: 16px;
  text-align: left;
}

@media screen and (max-width: 768px) {
  .appValue-content-item-bot p {
    line-height: 20px;
    font-size: 14px;
  }
}

.appValue-content-item:last-child {
  margin-right: 0;
}

.core {
  width: 100%;
  padding: 75px 0;
}

@media screen and (max-width: 768px) {
  .core {
    padding: 20px 0;
  }
}

.core h2 {
  font-size: 30px;
  color: #333333;
  text-align: center;
}

@media screen and (max-width: 768px) {
  .core h2 {
    font-size: 16px;
  }
}

.core-content {
  width: 880px;
  margin: auto;
  margin-top: 50px;
}

.core-content-item {
  width: 280px;
  position: relative;
  margin-right: 20px;
  margin-bottom: 20px;
  float: left;
}

.core-content-item:nth-child(3n) {
  margin-right: 0;
}

.core-content-item:hover {
  cursor: pointer;
}

.core-content-item:hover .title {
  display: none;
}

.core-content-item:hover .detail {
  opacity: 1;
}

.core-content-item img {
  width: 100%;
}

.core-content-item .title {
  color: #ffffff;
  font-size: 16px;
  text-align: center;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(0, 0, 0, 0.8) 100%);
  height: 50px;
  line-height: 50px;
  position: absolute;
  bottom: 0;
  width: 100%;
}

.core-content-item .detail {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background: rgba(118, 110, 230, 0.6);
  transition: opacity 3s ease 0;
  opacity: 0;
}

.core-content-item .detail h5 {
  text-align: center;
  font-size: 20px;
  color: #ffffff;
  margin: 15px 0 6px 0;
}

.core-content-item .detail p {
  width: 65%;
  color: #ffffff;
  margin: auto;
  font-size: 14px;
  line-height: 22px;
}

.core-xs {
  padding: 0 16px;
  margin-top: 30px;
}

.core-xs-item {
  width: 100%;
  margin-bottom: 16px;
  height: 110px;
}

.core-xs-item-l {
  width: 162px;
  float: left;
  height: 100%;
  position: relative;
}

.core-xs-item-l img {
  height: 100%;
  width: 100%;
}

.core-xs-item-l .title {
  color: #ffffff;
  font-size: 14px;
  text-align: center;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(0, 0, 0, 0.73) 100%);
  height: 25px;
  line-height: 25px;
  position: absolute;
  bottom: 0;
  width: 100%;
}

.core-xs-item-r {
  float: left;
  width: calc(100% - 162px);
  height: 100%;
  background-color: #F5F5F7;
  padding: 4px 0 0 10px;
}

.core-xs-item-r p {
  font-size: 12px;
  color: #434343;
  line-height: 18px;
}

.advantage {
  width: 100%;
  padding: 75px 0;
  background: #F5F5F7;
}

@media screen and (max-width: 768px) {
  .advantage {
    padding: 20px 0;
  }
}

.advantage h2 {
  font-size: 30px;
  color: #333333;
  text-align: center;
}

@media screen and (max-width: 768px) {
  .advantage h2 {
    font-size: 16px;
  }
}

.advantage-content {
  margin: auto;
  margin-top: 50px;
  width: 1293px;
}

.advantage-content-item {
  background: #ffffff;
  width: 217px;
  padding: 60px 14px 20px 14px;
  text-align: center;
  float: left;
  min-height: 317px;
  margin-right: 52px;
}

.advantage-content-item:last-child {
  margin-right: 0;
}

.advantage-content-item:last-child .advantage-content-item-bot p {
  text-align: center;
}

.advantage-content-item:nth-child(4) .advantage-content-item-bot p {
  text-align: center;
}

.advantage-content-item:hover {
  box-shadow: 0px 3px 13px rgba(0, 0, 0, 0.16);
  cursor: pointer;
}

.advantage-content-item-top {
  width: 74px;
  margin: auto;
}

.advantage-content-item-top .main {
  width: 62px;
  height: 60px;
}

@media screen and (max-width: 768px) {
  .advantage-content-item-top .main {
    width: 45px;
    height: 45px;
  }
}

.advantage-content-item-top .shadow {
  width: 74px;
  height: 21px;
  margin-top: 6px;
}

.advantage-content-item-bot {
  margin-top: 22px;
}

.advantage-content-item-bot span {
  font-size: 16px;
  color: #333333;
}

.advantage-content-item-bot p {
  color: #8A8E99;
  margin-top: 12px;
  font-size: 14px;
  line-height: 22px;
  min-height: 110px;
  text-align: left;
}

.advantage-xs {
  padding: 0 16px;
  margin-top: 25px;
}

.advantage-xs-item {
  width: 100%;
  margin-bottom: 15px;
  box-shadow: 0px 0px 6px rgba(228, 196, 255, 0.65);
  background-color: #ffffff;
  padding: 10px 8px 10px 0;
}

.advantage-xs-item img {
  width: 50px;
  float: left;
  margin: 25px 28px 0 28px;
}

.advantage-xs-item-r {
  float: left;
  width: calc(100% - 107px);
}

.advantage-xs-item-r p {
  color: #333333;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
}

.advantage-xs-item-r span {
  font-size: 12px;
  color: #808080;
  display: inline-block;
  min-height: 54px;
}