html, body {
  width: 100%;
  height: 100%;
  background: #FFFFFF;
}

.pageCenter {
  margin: 0 auto;
  width: 1100px;
  box-sizing: border-box;
}

.imgBlock {
  display: block;
  width: 100%;
}

.img {
  width: 100%;
  height: 100%;
}

.title {
  margin: 0 auto;
  text-align: center;
}
.title-text {
  display: block;
  font-size: 40px;
  color: #333333;
  text-align: center;
  font-weight: 600;
}
.title-text-sub {
  display: block;
  margin-top: 6px;
  font-size: 18px;
  color: #666666;
  text-align: center;
  font-weight: 400;
}
.common-btn {
  position: relative;
  margin: 60px auto 0;
  width: 286px;
  height: 60px;
  line-height: 60px;
  background: #FFFFFF;
  box-shadow: 0 0 19px 0 rgba(66,73,159,0.15);
  border-radius: 43px;
  font-size: 22px;
  color: #158CE8;
  text-align: center;
  cursor: pointer;
  font-weight: 400;
  border: 1px solid #158CE8;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  letter-spacing: 1.88px;
}
.common-btn .common-btn-img {
  display: block;
  width: 24px;
  height: 12px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8wm29.png) center no-repeat;
  background-size: 24px 12px;
}
.common-btn:hover {
  background-image: linear-gradient(270deg, #1D49F3 0%, #0FBEDF 100%);
  color: #FFFFFF;
  border: 0;
}
.common-btn:hover .common-btn-img {
  background: url(https://resource.gximg.cn/f4c866_mm60m8w128.png) center no-repeat;
  background-size: 24px 12px;
}

/*以上是公共样式*/

/* banner */
.banner {
  position: relative;
}
.banner-box1 {
  min-width: 1200px;
  width: 100%;
  height: 464px;
  background: url(https://resource.gximg.cn/f4c866_mm60m91739.jpg) center no-repeat;
  background-size: 1920px;
}

.banner-container {
  margin: 0 auto;
  width: 1100px;
  height: 100%;
  position: relative;
}
.banner-box1 .banner-left {
  position: absolute;
  top: 70px;
  left: 0;
}
.banner-box1 .banner-left .banner-left-img {
  display: block;
  width: 568px;
  height: 212px;
}
.banner-box1 .banner-left .banner-left-btn {
  margin-left: -28px;
  margin-top: 24px;
  display: block;
  width: 252px;
  height: 115px;
  cursor: pointer;
}
.banner-box1 .banner-right img {
  display: block;
  width: 482px;
  height: 441px;
}
.banner-box1 .banner-right {
  position: absolute;
  bottom: 0;
  right: 0;
}

/* 核心用途 */
.hxyt {
  padding: 80px 0;
}
.hxyt-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 36px;
}
.hxyt-box {
  width: 344px;
  height: 408px;
  box-sizing: border-box;
  padding: 26px 28px;
  position: relative;
}
.hxyt-box::after {
  content: '';
  display: block;
  width: 158px;
  height: 89px;
  background: url(https://resource.gximg.cn/f4c866_mm60m90b37.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  top: 0;
  right: 0;
  z-index: 1;
}
.hxyt-box-icon {
  display: block;
  width: 54px;
  height: 54px;
}
.hxyt-box-title {
  margin-top: 14px;
  font-size: 24px;
  font-weight: 600;
}
.hxyt-box-desc {
  margin-top: 6px;
  font-size: 16px;
  color: #333333;
  font-weight: 500;
}
.hxyt-box-content {
  margin-top: 16px;
  font-size: 14px;
  color: #666666;
  line-height: 24px;
  font-weight: 400;
}
.hxyt-box-yq {
  margin-top: 20px;
  background: #FFFFFF;
  box-shadow: 0 0 25px 0 rgba(151,155,160,0.15);
  border-radius: 13px;
}
.hxyt-box-yq-lable {
  box-sizing: border-box;
  padding-right: 10px;
  text-align: right;
  width: 122px;
  height: 30px;
  line-height: 30px;
  font-size: 14px;
  color: #000000;
  font-weight: 500;
  box-shadow: 0 0 25px 0 rgba(151,155,160,0.15);
  border-radius: 14px 0 14px 0;
}
.hxyt-box-yq-list {
  padding-top: 6px;
  padding-bottom: 10px;
}
.hxyt-box-yq-list li {
  box-sizing: border-box;
  padding-left: 40px;
  padding-right: 30px;
  position: relative;
  height: 25px;
  line-height: 25px;
  display: flex;
  justify-content: space-between;
}
.hxyt-box-yq-list li::before {
  content: '';
  display: block;
  width: 10px;
  height: 8px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8x530.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 22px;
  top: 50%;
  transform: translateY(-50%);
}
.hxyt-box-yq-list li .sp1 {
  font-size: 14px;
  color: #333333;
  line-height: 25px;
  font-weight: 400;
}
.hxyt-box-yq-list li .sp2 {
  font-size: 14px;
  line-height: 25px;
  font-weight: 600;
}
.hxyt-box:nth-child(1) {
  background: #F4F0FD;
  border-radius: 13px;
}
.hxyt-box:nth-child(1) .hxyt-box-title {
  color: #6C2FEA;
}
.hxyt-box:nth-child(1) .hxyt-box-yq-list li .sp2 {
  color: #6C2FEA;
}
.hxyt-box:nth-child(1) .hxyt-box-yq-lable {
  background: rgba(243,239,252,0.71);
}
.hxyt-box:nth-child(2) {
  background: #F1F4FE;
  border-radius: 13px;
}
.hxyt-box:nth-child(2) .hxyt-box-title {
  color: #3A69FB;
}
.hxyt-box:nth-child(2) .hxyt-box-yq-list li .sp2 {
  color: #3A69FB;
}
.hxyt-box:nth-child(2) .hxyt-box-yq-lable {
  background: rgba(241,244,254,0.71);
}
.hxyt-box:nth-child(3) {
  background: #EAFCFC;
  border-radius: 13px;
}
.hxyt-box:nth-child(3) .hxyt-box-title {
  color: #327E6F;
}
.hxyt-box:nth-child(3) .hxyt-box-yq-list li .sp2 {
  color: #327E6F;
}
.hxyt-box:nth-child(3) .hxyt-box-yq-lable {
  background: rgba(234,252,252,0.71);
}
.hxyt-btn {
  margin-top: 50px;
}

/* 精选课程 */
.jxkc {
  width: 100%;
  background: #f5f6fe;
  box-sizing: border-box;
  padding-top: 70px;
  padding-bottom: 80px;
}
.jxkc-container {
  display: flex;
  justify-content: space-between;
  margin-top: 35px;
}
.jxkc-box {
  width: 525px;
  height: 344px;
  background: #FFFFFF;
  box-shadow: 0 2px 13px 0 rgba(109,176,241,0.13);
  border-radius: 25px;
}
.jxkc-box-top {
  width: 100%;
  height: 131px;
  box-sizing: border-box;
  padding-top: 34px;
  padding-left: 34px;
}
.jxkc-box:nth-child(1) .jxkc-box-top {
  background: url(https://resource.gximg.cn/f4c866_mm60m8vk27.png) center no-repeat;
  background-size: 100%;
}
.jxkc-box:nth-child(2) .jxkc-box-top {
  background: url(https://resource.gximg.cn/f4c866_mm60m8uh26.png) center no-repeat;
  background-size: 100%;
}
.jxkc-box-top-title {
  font-size: 28px;
  color: #FFFFFF;
  text-shadow: 0 1px 4px rgba(0,0,0,0.05);
  font-weight: 600;
}
.jxkc-box-top-desc {
  margin-top: 4px;
  font-size: 14px;
  color: #FFFFFF;
  border: 1px solid #FFFFFF;
  border-radius: 13px;
  width: 112px;
  height: 26px;
  line-height: 26px;
  text-align: center;
  font-weight: 400;
}
.jxkc-box-bottom-list {
  box-sizing: border-box;
  padding: 18px 32px;
}
.jxkc-box-bottom-list li {
  position: relative;
  padding-left: 25px;
}
.jxkc-box:nth-child(1) .jxkc-box-bottom-list li:nth-child(1)::before {
  content: '';
  display: block;
  width: 14px;
  height: 14px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8tr25.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.jxkc-box:nth-child(1) .jxkc-box-bottom-list li:nth-child(2)::before {
  content: '';
  display: block;
  width: 14px;
  height: 14px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8ta24.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.jxkc-box:nth-child(1) .jxkc-box-bottom-list li:nth-child(3)::before {
  content: '';
  display: block;
  width: 14px;
  height: 14px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8sv23.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.jxkc-box:nth-child(2) .jxkc-box-bottom-list li:nth-child(1)::before {
  content: '';
  display: block;
  width: 14px;
  height: 14px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8sd22.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.jxkc-box:nth-child(2) .jxkc-box-bottom-list li:nth-child(2)::before {
  content: '';
  display: block;
  width: 14px;
  height: 14px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8rx21.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.jxkc-box:nth-child(2) .jxkc-box-bottom-list li:nth-child(3)::before {
  content: '';
  display: block;
  width: 14px;
  height: 14px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8rg20.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.jxkc-box-bottom-list li .sp1 {
  display: inline-block;
  text-align: left;
  font-size: 16px;
  color: #333333;
  line-height: 34px;
  font-weight: 400;
}
.jxkc-box-bottom-list li .sp1-gap {
  display: inline-block;
  width: 2em;
}
.jxkc-box-bottom-list li .sp2 {
  font-size: 16px;
  color: #333333;
  line-height: 34px;
  font-weight: 600;
}
.jxkc-box-bottom-btn {
  margin-left: 56px;
  width: 175px;
  height: 42px;
  line-height: 42px;
  border-radius: 21px;
  cursor: pointer;
  text-align: center;
  font-size: 16px;
  font-weight: 400;
}
.jxkc-box:nth-child(1) .jxkc-box-bottom-btn {
  border: 1px solid #7EB1FB;
  color: #609DF5;
}
.jxkc-box:nth-child(1) .jxkc-box-bottom-btn:hover {
  border: 1px solid #7EB1FB;
  background: #609DF5;
  color: #FFFFFF;
}
.jxkc-box:nth-child(2) .jxkc-box-bottom-btn {
  border: 1px solid #EF7A66;
  color: #EF7A66;
}
.jxkc-box:nth-child(2) .jxkc-box-bottom-btn:hover {
  border: 1px solid #EF7A66;
  background: #EF7A66;
  color: #FFFFFF;
}

/* 教研+科技双赋能 */
.jykj {
  padding-top: 70px;
}
.jykj-container {
  margin-top: 35px;
  width: 100%;
  background: url(https://resource.gximg.cn/f4c866_mm60m90r38.jpg) center no-repeat;
  background-size: 1920px;
}
.jy-box, .kj-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.kj-box {
  margin-top: 30px;
}
.jy-box-left {
  width: 511px;
  height: 446px;
}
.jy-box-left img {
  display: block;
  width: 100%;
  height: 100%;
}
.kj-box-right {
  width: 603px;
  height: 569px;
}
.kj-box-right img {
  display: block;
  width: 100%;
  height: 100%;
}
.jykj-cotent {
  box-sizing: border-box;
  padding-top: 50px;
}
.jykj-cotent-title {
  font-size: 36px;
  color: #333333;
  font-weight: 600;
}
.jykj-cotent-desc {
  margin-top: 14px;
  font-size: 24px;
  color: #333333;
  font-weight: 500;
  box-sizing: border-box;
  padding-left: 14px;
}
.jykj-cotent-list {
  margin-top: 22px;
  box-sizing: border-box;
  padding-top: 15px;
  padding-left: 14px;
  border-top: 1px dashed #DAD6D6;
}
.jykj-cotent-list li {
  font-size: 16px;
  color: #333333;
  line-height: 40px;
  font-weight: 400;
  position: relative;
  padding-left: 25px;
}
.jykj-cotent-list li::before {
  content: '';
  display: block;
  width: 11px;
  height: 9px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8q117.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.jykj-cotent-btn {
  margin-top: 48px;
  box-sizing: border-box;
  margin-left: 14px;
  width: 175px;
  height: 42px;
  line-height: 42px;
  border: 1px solid #7EB1FB;
  border-radius: 21px;
  font-size: 16px;
  color: #1889E9;
  font-weight: 400;
  text-align: center;
  cursor: pointer;
}
.jykj-cotent-btn:hover {
  border: 1px solid #7EB1FB;
  background: #609DF5;
  color: #FFFFFF;
}
.jy-box-right {
  margin-right: 80px;
}

/* 深度合作 */
.sdhz {
  padding-top: 70px;
}
.sdhz-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sdhz-box {
  margin-top: 35px;
  width: 530px;
  height: 404px;
}
.sdhz-box:nth-child(1) {
  background: url(https://resource.gximg.cn/f4c866_mm60m8pg16.png) center no-repeat;
  background-size: 100%;
  border-radius: 14px;
}
.sdhz-box:nth-child(2) {
  background: url(https://resource.gximg.cn/f4c866_mm60m8nv13.png) center no-repeat;
  background-size: 100%;
  border-radius: 14px;
}
.sdhz-box-title {
  margin-top: 32px;
  font-size: 18px;
  color: #2F2B2B;
  text-align: center;
  line-height: 31px;
  font-weight: 400;
}
.sdhz-box-desc {
  font-size: 18px;
  color: #2F2B2B;
  text-align: center;
  line-height: 31px;
  font-weight: 600;
}
.sdhz-box-img {
  margin: 20px auto 0;
  width: 498px;
  height: 272px;
  display: block;
}

/* 核心优势 */
.hxys {
  margin-top: 80px;
  padding-top: 70px;
  padding-bottom: 80px;
  background-image: linear-gradient(180deg, #F7F9FB 0%, #ECF3FE 100%);
}
.hxys-container {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.hxys-box {
  width: 100%;
  height: 100%;
  background: #FFFFFF;
  box-shadow: 0 0 14px 0 rgba(116,131,142,0.07);
  border-radius: 8px;
  display: flex;
  box-sizing: border-box;
  padding: 16px 18px;
}
.hxys-box-img {
  margin-right: 8px;
  display: block;
  width: 36px;
  height: 36px;
}
.hxys-box-title {
  line-height: 36px;
  font-size: 18px;
  color: #333333;
  font-weight: 600;
}
.hxys-box-desc {
  font-size: 14px;
  color: #666666;
  line-height: 23px;
  font-weight: 400;
}
.hxys .common-btn {
  background: #ECF3FE ;
}
.hxys .common-btn:hover {
  background-image: linear-gradient(270deg, #1D49F3 0%, #0FBEDF 100%);
  color: #FFFFFF;
  border: 0;
}
.hxys .common-btn:hover .common-btn-img {
  background: url(https://resource.gximg.cn/f4c866_mm60m8w128.png) center no-repeat;
  background-size: 24px 12px;
}
.kj-box-left .jykj-cotent-title {
  padding-left: 14px;
}

/* 教学团队 */
.jxtd {
  padding-top: 70px;
  padding-bottom: 80px;
  background: #151E3C;
}
.jxtd .title-text {
  color: #FFFFFF;
}
.jxtd .title-text-sub {
  color: #FFFFFF;
}
.jxtd-container {
  margin-top: 50px;
  width: 1100px;
  height: 437px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8ht2.png) center no-repeat;
  background-size: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.jxtd-box {
  box-sizing: border-box;
  padding: 26px 28px;
}
.jxtd-box:nth-child(2) {
  margin-top: 240px;
}
.jxtd-box-right-title {
  font-size: 18px;
  color: #FFFFFF;
  font-weight: 700;
  position: relative;
  box-sizing: border-box;
  padding-left: 40px;
  line-height: 30px;
}
.jxtd-box:nth-child(1) .jxtd-box-right-title::before {
  content: '';
  display: block;
  width: 30px;
  height: 30px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8jo6.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.jxtd-box:nth-child(2) .jxtd-box-right-title::before {
  content: '';
  display: block;
  width: 30px;
  height: 30px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8j75.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.jxtd-box:nth-child(3) .jxtd-box-right-title::before {
  content: '';
  display: block;
  width: 30px;
  height: 30px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8iq4.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.jxtd-box-right-list li {
  margin-top: 14px;
  font-size: 14px;
  color: #FFFFFF;
  line-height: 23px;
  font-weight: 400;
  position: relative;
  box-sizing: border-box;
  padding-left: 40px;
}
.jxtd-box-right-list li::before {
  content: '';
  display: block;
  width: 10px;
  height: 8px;
  background: url(https://resource.gximg.cn/f4c866_mm60m8x530.png) center no-repeat;
  background-size: 100%;
  position: absolute;
  left: 14px;
  top: 6px;
}
.jxtd .common-btn {
  width: 310px;
  color: #158CE8;
  background: #151E3C;
}
.jxtd .common-btn:hover {
  background: #FFFFFF;
  border: 1px solid #158CE8;
}
.jxtd .common-btn:hover .common-btn-img {
  background: url(https://resource.gximg.cn/f4c866_mm60m8wm29.png) center no-repeat;
  background-size: 24px 12px;
}