.w ul li a:hover {
  color: #4068f7;
  border-bottom: 2px solid #4068f7;
}

#body {
  width: 100%;
}

#body .banner {
  height: 605px;
  background-image: url(../banner/5-oczk.JPG);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  margin: 0 auto;
  margin-bottom: 45px;
}

#body .banner .button {
  width: 1200px;
  margin: 0 auto;
  display: flex;
}

#body .banner .button a {
  display: block;
  width: 110px;
  height: 40px;
  text-decoration: none;
  line-height: 40px;
  text-align: center;
  color: rgba(255, 255, 255, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 16px;
  margin-top: 392px;
}

#body .banner .button a:nth-child(1) {
  border-radius: 4px;
  background: rgba(64, 104, 247, 1);
  margin-left: 24px;
}

#body .banner .button a:nth-child(2) {
  border-radius: 4px;
  border: 2px solid rgba(64, 104, 247, 1);
  box-sizing: border-box;
  color: rgba(64, 104, 247, 1);
  line-height: 36px;
  margin-left: 39px;
}

#body .partner {
  width: 1200px;
  margin: 0 auto;
  margin-bottom: 120px;
}

#body .partner .title {
  margin-bottom: 80px;
}

#body .partner p:nth-child(1) {
  width: 160px;
  height: 60px;
  color: rgba(51, 51, 51, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 40px;
  margin: 0 auto;
}

#body .partner p:nth-child(2) {
  width: 258px;
  height: 24px;
  color: rgba(68, 68, 68, 1);
  font-family: SourceHanSansCN-Normal;
  font-size: 16px;
  margin: 0 auto;
}

#body .partner .partnerList {
  width: 1206px;
  height: 674px;
}

#body .partner .partnerList ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-content: space-between;
}

#body .partner .partnerList ul li {
  width: 222px;
  height: 126px;
  border: 1px solid rgba(219, 229, 255, 1);
  box-sizing: border-box;
  background: rgba(255, 255, 255, 1);
}

.marginList {
  margin-top: 11px;
}

/* 欧畅智课板块开始 */
/* 头部开始 */
#body .classList .classTop {
  width: 1161px;
  height: 50px;
  border-bottom: 1px solid rgba(219, 229, 255, 1);
  box-sizing: border-box;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  padding-left: 10px;
  padding-right: 17px;
  line-height: 50px;
  margin-bottom: 120px;
}

#body .classList .classTop>.title {
  width: 80px;
  height: 30px;
  color: rgba(51, 51, 51, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 14px;
}

#body .classList .classTop ul {
  list-style: none;
  display: flex;
}

#body .classList .classTop ul li {
  width: 85px;
  height: 50px;
  box-sizing: border-box;
}

#body .classList .classTop ul li a {
  display: block;
  width: 85px;
  height: 48px;
  font-size: 14px;
  text-decoration: none;
  line-height: 48px;
  text-align: center;
  color: rgba(68, 68, 68, 1);
}

#body .classList .classTop ul li a:hover {
  display: block;
  width: 85px;
  height: 48px;
  font-size: 14px;
  text-decoration: none;
  line-height: 48px;
  text-align: center;
  color: #4068f7;
}

#body .classList .classTop1 ul li a:hover {
  display: block;
  width: 85px;
  height: 48px;
  font-size: 14px;
  text-decoration: none;
  line-height: 48px;
  text-align: center;
  color: #4068f7;
}

#body .classList .classTop ul>span {
  display: block;
  padding-left: 29px;
  padding-right: 29px;
  width: 6px;
  height: 30px;
  color: rgba(219, 229, 255, 1);
  font-family: SourceHanSansCN-Normal;
  font-size: 20px;
}

.prpo_title {
  background-color: #fff;
  position: fixed;
  left: 0;
  display: none;
  z-index: 10;
  overflow: hidden;
  top: 64px;
  width: 100%;
}

#body .classList .classTop1 {
  width: 1161px;
  height: 50px;
  border-bottom: 1px solid rgba(219, 229, 255, 1);
  box-sizing: border-box;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  padding-left: 10px;
  padding-right: 17px;
  line-height: 50px;
}

#body .classList .classTop1>.title {
  width: 80px;
  height: 30px;
  color: rgba(51, 51, 51, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 14px;
}

#body .classList .classTop1 ul {
  list-style: none;
  display: flex;
}

#body .classList .classTop1 ul li {
  width: 85px;
  height: 50px;
  box-sizing: border-box;
}

#body .classList .classTop1 ul li a {
  display: block;
  width: 85px;
  height: 48px;
  font-size: 14px;
  text-decoration: none;
  line-height: 48px;
  text-align: center;
  color: rgba(68, 68, 68, 1);
}

#body .classList .classTop1 ul>span {
  display: block;
  padding-left: 29px;
  padding-right: 29px;
  width: 6px;
  height: 30px;
  color: rgba(219, 229, 255, 1);
  font-family: SourceHanSansCN-Normal;
  font-size: 20px;
}

/* 头部结束 */
#body .classList>p {
  width: 800px;
  height: 60px;
  color: rgba(51, 51, 51, 1);
  font-family: SourceHanSansCN-ExtraLight;
  font-size: 40px;
  margin: 0 auto;
  margin-bottom: 104px;
}

/* 数百项功能，为教培行业提供稳定音视频服务开始 */
#body .classList .centerList {
  width: 1040px;
  height: 781px;
  margin: 0 auto;
  margin-bottom: 120px;
}

#body .classList .centerList .box {
  height: 247px;
}

#body .classList .centerList .box:nth-child(2) {
  margin-top: 20px;
  margin-bottom: 20px;
}

#body .classList .centerList .box>ul {
  list-style: none;
  display: flex;
  justify-content: space-between;
}

#body .classList .centerList .box>ul .list1>p {
  color: rgba(255, 255, 255, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 16px;
}

/* box:nth-child(1)hover效果 */
#body .classList .centerList .box:nth-child(1)>ul li:hover {
  background: linear-gradient(83.22deg,
      rgba(116, 152, 248, 1) 3%,
      rgba(68, 120, 255, 1) 51.22%,
      rgba(65, 117, 251, 1) 103.63%);
}

#body .classList .centerList .box:nth-child(1)>ul li:hover .maskimg {
  opacity: 0.5;
}

#body .classList .centerList .box:nth-child(1)>ul li:nth-child(1):hover img:nth-child(1) {
  content: url(../images/class/zb2.png);
}

#body .classList .centerList .box:nth-child(1)>ul li:nth-child(2):hover img:nth-child(1) {
  content: url(../images/class/ssysp2.png);
}

#body .classList .centerList .box:nth-child(1)>ul li:nth-child(3):hover img:nth-child(1) {
  content: url(../images/class/bbhb2.png);
}

#body .classList .centerList .box:nth-child(1)>ul li:nth-child(4):hover img:nth-child(1) {
  content: url(../images/class/pmgx2.png);
}

#body .classList .centerList .box:nth-child(1)>ul li:hover p {
  color: white;
}

/* box:nth-child(2)hover效果 */
#body .classList .centerList .box:nth-child(2)>ul li:hover {
  background: linear-gradient(83.22deg,
      rgba(116, 152, 248, 1) 3%,
      rgba(68, 120, 255, 1) 51.22%,
      rgba(65, 117, 251, 1) 103.63%);
}

#body .classList .centerList .box:nth-child(2)>ul li:hover .maskimg {
  opacity: 0.5;
}

#body .classList .centerList .box:nth-child(2)>ul li:nth-child(1):hover img:nth-child(1) {
  content: url(../images/class/dmt2.png);
}

#body .classList .centerList .box:nth-child(2)>ul li:nth-child(2):hover img:nth-child(1) {
  content: url(../images/class/dt2.png);
}

#body .classList .centerList .box:nth-child(2)>ul li:nth-child(3):hover img:nth-child(1) {
  content: url(../images/class/tk2.png);
}

#body .classList .centerList .box:nth-child(2)>ul li:nth-child(4):hover img:nth-child(1) {
  content: url(../images/class/db2.png);
}

#body .classList .centerList .box:nth-child(2)>ul li:hover p {
  color: white;
}

/* box:nth-child(3)hover效果 */
#body .classList .centerList .box:nth-child(3)>ul li:hover {
  background: linear-gradient(83.22deg,
      rgba(116, 152, 248, 1) 3%,
      rgba(68, 120, 255, 1) 51.22%,
      rgba(65, 117, 251, 1) 103.63%);
}

#body .classList .centerList .box:nth-child(3)>ul li:hover .maskimg {
  opacity: 0.5;
}

#body .classList .centerList .box:nth-child(3)>ul li:nth-child(1):hover img:nth-child(1) {
  content: url(../images/class/xlk2.png);
}

#body .classList .centerList .box:nth-child(3)>ul li:nth-child(2):hover img:nth-child(1) {
  content: url(../images/class/wxdz2.png);
}

#body .classList .centerList .box:nth-child(3)>ul li:nth-child(3):hover img:nth-child(1) {
  content: url(../images/class/bqbh2.png);
}

#body .classList .centerList .box:nth-child(3)>ul li:nth-child(4):hover img:nth-child(1) {
  content: url(../images/class/sjfx2.png);
}

#body .classList .centerList .box:nth-child(3)>ul li:hover p {
  color: white;
}

#body .classList .centerList .box>ul li {
  width: 245px;
  height: 247px;
  border-radius: 10px;
  border: 1px solid rgba(219, 229, 255, 1);
  box-sizing: border-box;
  background: rgba(255, 255, 255, 1);
  text-align: center;
  padding-top: 80px;
  position: relative;
}

#body .classList .centerList .box>ul li .maskimg {
  position: absolute;
  left: 0px;
  bottom: 0px;
  opacity: 0;
}

#body .classList .centerList .box>ul li>p:nth-child(1) {
  color: rgba(51, 51, 51, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 16px;
  margin: 0 auto;
}

#body .classList .centerList .box>ul li .child2 {
  margin-top: 18px;
  margin-left: 33px;
  width: 180px;
  height: 42px;
  text-align: center;
  color: rgba(102, 102, 102, 1);
  font-family: Source Han Sans CN;
  font-size: 14px;
}

#body .classList>a {
  display: block;
  width: 150px;
  height: 50px;
  border-radius: 5px;
  background: rgba(64, 104, 247, 1);
  box-shadow: -1px 4px 8px rgba(10, 20, 54, 0.18);
  text-decoration: none;
  line-height: 50px;
  color: rgba(255, 255, 255, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 18px;
  text-align: center;
  margin: 0 auto;
  margin-bottom: 120px;
}

/* 专注开发直播多元化课程，满足教培行业多样化需求 */
#body .diversified {
  margin-bottom: 120px;
}

#body .diversified>.title {
  width: 929px;
  height: 60px;
  color: rgba(51, 51, 51, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 40px;
  margin: 0 auto;
}

#body .diversified .diversifiedList {
  width: 1161px;
  height: 1213px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin-top: 104px;
}

#body .diversified .diversifiedList>.box {
  display: flex;
  height: 280px;
  border-radius: 10px;
  border: 1px solid rgba(219, 229, 255, 1);
  box-sizing: border-box;
  background: rgba(255, 255, 255, 1);
  box-shadow: 0px 7px 11px rgba(8, 23, 77, 0.2);
}

#body .diversified .diversifiedList>.box img {
  width: 374px;
  height: 280px;
}

#body .diversified .diversifiedList>.box .boxRight {
  margin-top: 22px;
  margin-left: 35px;
}

#body .diversified .diversifiedList>.box .boxRight .top {
  display: flex;
  width: 90px;
  height: 27px;
  line-height: 27px;
  margin-bottom: 17px;
}

#body .diversified .diversifiedList>.box .boxRight .top>img {
  display: block;
  width: 24px;
  height: 24px;
  margin-top: 1px;
  margin-right: 12px;
}

#body .diversified .diversifiedList>.box .boxRight .top>p {
  color: rgba(51, 51, 51, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 18px;
}

#body .diversified .diversifiedList>.box .boxRight>.center {
  width: 712px;
  height: 108px;
  color: rgba(75, 91, 117, 1);
  font-family: Source Han Sans CN;
  font-size: 14px;
  line-height: 150%;
  letter-spacing: 1.2%;
  margin-bottom: 50px;
}

#body .diversified .diversifiedList>.box .boxRight>.abutton {
  margin-left: 2px;
  display: flex;
}

#body .diversified .diversifiedList>.box .boxRight>.abutton a {
  display: block;
  width: 110px;
  height: 40px;
  text-decoration: none;
  line-height: 40px;
  text-align: center;
}

#body .diversified .diversifiedList>.box .boxRight>.abutton a:nth-child(1) {
  border-radius: 5px;
  background: rgba(64, 104, 247, 1);
  box-shadow: 0px 0px 3px rgba(255, 255, 255, 0.25) inset,
    0px 0px 4px rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 16px;
  margin-right: 53px;
}

#body .diversified .diversifiedList>.box .boxRight>.abutton a:nth-child(2) {
  border-radius: 5px;
  border: 2px solid rgba(64, 104, 247, 1);
  box-sizing: border-box;
  box-shadow: 0px 0px 3px rgba(255, 255, 255, 0.25) inset,
    0px 0px 4px rgba(255, 255, 255, 0.25);
  line-height: 36px;
  color: rgba(64, 104, 247, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 16px;
}

/* 欧畅智课应用场景 */
#body .scene {
  margin-bottom: 120px;
}

#body .scene>.title {
  width: 329px;
  height: 60px;
  color: rgba(51, 51, 51, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 40px;
  margin: 0 auto;
  margin-bottom: 104px;
}

#body .scene>.sceneList {
  width: 1160px;
  height: 478px;
  margin: 0 auto;
  margin-bottom: 120px;
}

#body .scene>.sceneList ul {
  list-style: none;
  display: flex;
  justify-content: space-between;
}

#body .scene>.sceneList ul li {
  width: 374px;
  height: 478px;
  border: 1px solid rgba(219, 229, 255, 1);
  box-sizing: border-box;
  background: rgba(255, 255, 255, 1);
}

#body .scene>.sceneList ul li>img {
  width: 374px;
  height: 280px;
  background: rgba(255, 255, 255, 1);
  margin-bottom: 17px;
}

#body .scene>.sceneList ul li>.sceneListTxt {
  width: 333px;
  height: 146px;
  margin-left: 18px;
}

#body .scene>.sceneList ul li>.sceneListTxt>p:nth-child(1) {
  height: 35px;
  line-height: 30px;
  color: rgba(0, 0, 0, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 18px;
  letter-spacing: 1%;
  padding-top: 2px;
  margin-bottom: 3px;
}

#body .scene>.sceneList ul li>.sceneListTxt>p:nth-child(1) img {
  width: 30px;
  height: 30px;
  vertical-align: middle;
  margin-right: 5px;
}

#body .scene>.sceneList ul li>.sceneListTxt>p:nth-child(2) {
  width: 333px;
  height: 108px;
  color: rgba(75, 91, 117, 1);
  font-family: Source Han Sans CN;
  font-size: 14px;
  line-height: 150%;
  letter-spacing: 1.2%;
}

#body .scene>a {
  display: block;
  width: 150px;
  height: 50px;
  border-radius: 5px;
  background: rgba(64, 104, 247, 1);
  box-shadow: -1px 4px 8px rgba(10, 20, 54, 0.18);
  color: rgba(255, 255, 255, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 18px;
  text-decoration: none;
  line-height: 50px;
  text-align: center;
  margin: 0 auto;
}

/* 我们的优势 */
.marginBom {
  margin-bottom: 86px;
}

#body .advantage {
  margin-bottom: 120px;
  position: relative;
}

#body .advantage>a {
  display: block;
  width: 150px;
  height: 50px;
  border-radius: 5px;
  background: rgba(64, 104, 247, 1);
  box-shadow: -1px 4px 8px rgba(10, 20, 54, 0.18);
  color: rgba(255, 255, 255, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 18px;
  text-decoration: none;
  line-height: 50px;
  text-align: center;
  margin: 120px auto;
}

#body .advantage>.title {
  width: 200px;
  height: 60px;
  color: rgba(51, 51, 51, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 40px;
  margin: 0 auto;
  margin-bottom: 104px;
}

#body .advantage>.advantageList {
  width: 912px;
  height: 558px;
  margin: 0 auto;
}

#body .advantage>.advantageList ul {
  list-style: none;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  align-content: space-between;
}

#body .advantage>.advantageList ul li {
  width: 426px;
  height: 236px;
  border-radius: 10px;
  border: 1px solid rgba(219, 229, 255, 1);
  box-sizing: border-box;
  background: rgba(255, 255, 255, 1);
  padding-top: 20px;
  overflow: hidden;
}

#body .advantage>.advantageList ul li:hover {
  box-shadow: 0px 7px 11px rgba(8, 23, 77, 0.2);
}

#body .advantage>.advantageList ul li:hover .bgi {
  opacity: 1;
}

#body .advantage>.advantageList ul li>img {
  display: block;
  width: 24px;
  height: 24px;
  margin: 0 auto;
}

#body .advantage>.advantageList>ul>li p {
  color: rgba(51, 51, 51, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 18px;
  line-height: 193.49997%;
  letter-spacing: 1%;
  text-align: center;
  margin-bottom: 32px;
}

#body .advantage>.advantageList>ul>li>div {
  width: 340px;
  text-align: center;
  color: rgba(75, 91, 117, 1);
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 14px;
  line-height: 150%;
  letter-spacing: 1.2%;
  margin: 0 auto;
}

#body .advantage>.advantageList>ul>li>.bgi {
  width: 242px;
  height: 157px;
  background-image: url(../images/icon/bgi\(1\).png);
  margin-left: 182px;
  margin-top: -75px;
  opacity: 0;
}

/* 欧畅智课板块结束 */