.header {
  height: 90px;
  background: #fff;
}
.header .content {
  width: 1200px;
  height: 90px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header .content .logo {
  display: flex;
  align-items: center;
}
.header .content .logo .logo-img {
  width: 180px;
  margin-right: 15px;
}
.header .content .logo .slogan-img {
  width: 106px;
  border-left: 1px #dedede solid;
  padding-left: 17px;
}
.page-title {
  position: relative;
  width: 1200px;
  margin: 0 auto;
}
.page-title p {
  opacity: 0;
  transition: opacity 1s, transform 1s, -webkit-transform 1s;
  transform: translateY(50px);
  text-align: center;
  color: #012d72;
}
.page-title .title {
  font-family: PingFangSC-Semibold, PingFang SC;
  line-height: 50px;
  font-weight: 400;
  font-size: 38px;
}
.page-title .title b {
  font-weight: 600;
}
.page-title .tit {
  margin-top: 20px;
  font-size: 18px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  transition: opacity 1.8s, transform 1.8s, -webkit-transform 1.8s;
  line-height: 26px;
}
.top-enter p {
  opacity: 1;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.top-leave p {
  opacity: 0;
  -webkit-transform: translateY(50px);
  -ms-transform: translateY(50px);
  transform: translateY(50px);
}
.common-enter {
  opacity: 1;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
  transition: opacity 1s, transform 1s, -webkit-transform 1s;
}
.common-leave {
  opacity: 0;
  -webkit-transform: translateY(50px);
  -ms-transform: translateY(50px);
  transform: translateY(50px);
  transition: opacity 1s, transform 1s, -webkit-transform 1s;
}
.box1 {
  background: url("/msmba/images//pc/box1/banner.png") no-repeat center center;
  background-size: 2048px auto;
  max-width: 2048px;
  margin: 0 auto;
  display: flex;
  height: 540px;
  flex-wrap: wrap;
  overflow: hidden;
  min-width: 1200px;
}
.box2 {
  font-family: PingFangSC, PingFang SC, Microsoft YaHei sans-serif;
  padding: 80px 0;
  background: #ffffff;
}
.box2 .card {
  width: 1200px;
  margin: 50px auto 104px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.box2 .card .item {
  width: 279px;
  height: 204px;
  position: relative;
}
.box2 .card .item > img {
  width: 279px;
  height: 204px;
}
.box2 .card .item > div {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  padding-top: 40px;
}
.box2 .card .item > div:nth-child(1) {
  padding-left: 112px;
}
.box2 .card .item > div:nth-child(1) p {
  width: 140px;
}
.box2 .card .item > div:nth-child(2) {
  padding-left: 123px;
}
.box2 .card .item > div:nth-child(3) {
  padding-left: 118px;
}
.box2 .card .item > div:nth-child(4) {
  padding-left: 116px;
}
.box2 .card .item > div h3 {
  margin-bottom: 8px;
  font-weight: 500;
  font-size: 18px;
  color: #002c76;
  line-height: 28px;
}
.box2 .card .item > div p {
  width: 140px;
  font-weight: 400;
  font-size: 14px;
  color: #2f343d;
  line-height: 22px;
}
.box2 .content {
  width: 1064px;
  height: 275px;
  margin: 47px auto 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: url("/msmba/images/pc/box2/bg.png") no-repeat center center;
  background-size: cover;
}
.box2 .content .text {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.box2 .content .text span {
  width: 120px;
  height: 30px;
  font-weight: 600;
  font-size: 16px;
  line-height: 30px;
  text-align: center;
  color: #ffffff;
  background: url("/msmba/images/pc/box2/label_blue.png") no-repeat center center;
  background-size: cover;
  margin-right: 8px;
}
.box2 .content .text p {
  font-weight: 600;
  font-size: 16px;
  color: #012d72;
  line-height: 22px;
}
.box2 .content .text:nth-child(2n) span {
  color: #053175;
  background: url("/msmba/images/pc/box2/lable_white.png") no-repeat center center;
  background-size: cover;
}
.box2 .content .text:last-child {
  margin-bottom: 0;
}
.box3 {
  font-family: PingFangSC, PingFang SC, Microsoft YaHei sans-serif;
  padding: 80px 0;
  background: #f3f5f8;
}
.box3 .content {
  width: 1200px;
  margin: 60px auto 0px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.box3 .content .item {
  margin-bottom: 30px;
  width: 380px;
  height: 204px;
  background: #ffffff;
  text-align: center;
}
.box3 .content .item img {
  margin-top: 40px;
  width: 46px;
  height: 46px;
}
.box3 .content .item h3 {
  margin: 16px 0 10px;
  font-weight: 600;
  font-size: 20px;
  color: #122a4f;
  line-height: 28px;
}
.box3 .content .item p {
  font-size: 14px;
  color: #122a4f;
  line-height: 24px;
  padding: 0 57px;
}
.box3 .qrcode-img {
  display: block;
  margin: 10px auto 0;
  width: 1200px;
}
.box4 {
  padding: 80px 0 80px;
}
.box4 .content {
  width: 1400px;
  margin: 40px auto 0px;
  display: flex;
  justify-content: center;
}
.box4 .item1 {
  width: 984px;
  display: flex;
  align-items: center;
  margin-bottom: 30px;
}
.box4 .item1 .item1-left {
  margin-right: 77px;
}
.box4 .item1 .item1-left img {
  width: 362px;
}
.box4 .item1 .item1-right {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.box4 .item1 .item1-right > div h4 {
  font-weight: 500;
  font-size: 18px;
  color: #122a4f;
  line-height: 26px;
  display: flex;
  align-items: center;
  margin-bottom: 2px;
}
.box4 .item1 .item1-right > div h4::before {
  content: "";
  width: 7px;
  height: 7px;
  background: #ff5656;
  margin-right: 8px;
}
.box4 .item1 .item1-right > div p {
  font-weight: 400;
  font-size: 14px;
  color: #122a4f;
  line-height: 22px;
}
.box4 .item-line {
  background: linear-gradient(270deg, rgba(243, 245, 248, 0) 0%, rgba(243, 245, 248, 0.62) 49%, rgba(243, 245, 248, 0) 100%);
  padding: 20px 0;
  margin-bottom: 80px;
}
.box4 .item-line .content {
  margin-top: 0;
}
.box4 .item-line .img-box {
  width: 984px;
  display: flex;
  gap: 110px;
  margin-top: 0;
}
.box4 .item-line .img-box > div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}
.box4 .item-line .img-box > div:first-child img {
  width: 298px;
}
.box4 .item-line .img-box > div:nth-child(2) img {
  width: 148px;
}
.box4 .item-line .img-box > div:last-child img {
  width: 317px;
}
.box4 .item-line .img-box > div span {
  margin-top: 13px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 14px;
  color: #1d2129;
  line-height: 20px;
}
.box4 .item2 {
  width: 1400px;
  height: 530px;
  background: #022763;
  display: flex;
  align-items: end;
}
.box4 .item2 .item2-left {
  width: 568px;
  height: 461px;
  margin-right: 47px;
}
.box4 .item2 .item2-left img {
  width: 100%;
  height: 100%;
}
.box4 .item2 .item2-right {
  width: 785px;
  padding-right: 105px;
  padding-bottom: 51px;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}
.box4 .item2 .item2-right h4 {
  font-weight: 600;
  font-size: 38px;
  color: #ffffff;
  line-height: 50px;
  margin-bottom: 30px;
}
.box4 .item2 .item2-right p {
  font-weight: 400;
  font-size: 16px;
  color: #ffffff;
  line-height: 30px;
  margin-bottom: 20px;
}
.box4 .item2 .item2-right img {
  width: 480px;
  height: 59px;
  margin-bottom: 25px;
}
.box4 .item2 .item2-right span {
  width: 482px;
  height: 33px;
  background: url("/msmba/images/pc/box4/text_bg.png") no-repeat center center;
  background-size: cover;
  font-weight: 400;
  font-size: 16px;
  color: #ffffff;
  line-height: 33px;
  text-align: center;
}
.box5 {
  background: #f3f5f8;
  padding: 80px 0;
  position: relative;
}
.box5 .logo-bg {
  position: absolute;
  top: 5px;
  left: calc(50% + 20px);
  transform: translateX(-50%);
  width: 1223px;
  height: 339px;
}
.box5 .content {
  width: 1200px;
  margin: 60px auto 0;
}
.box5 .content .item {
  background: #fff;
  border-radius: 8px;
  padding: 50px;
  position: relative;
  margin-bottom: 58px;
}
.box5 .content .item:last-child {
  margin-bottom: 0;
}
.box5 .content .item .label {
  position: absolute;
  top: -18px;
  left: -10px;
  width: 161px;
  height: 52px;
  background: url("/msmba/images/pc/box5/label_bg.png") no-repeat center center;
  background-size: cover;
  box-sizing: border-box;
  padding: 6px 0 0 27px;
  font-weight: 600;
  font-size: 22px;
  color: #ffffff;
  line-height: 32px;
}
.box5 .content .item .major {
  display: flex;
  align-items: center;
}
.box5 .content .item .major .major-left {
  display: flex;
  flex-wrap: wrap;
  width: 444px;
  height: 271px;
  background: url("/msmba/images/pc/box5/bg.png") no-repeat center center;
  background-size: cover;
  margin-right: 50px;
  padding: 26px 43px 34px 43px;
  box-sizing: border-box;
}
.box5 .content .item .major .major-left > div {
  width: 50%;
  margin-bottom: 19px;
}
.box5 .content .item .major .major-left > div h4 {
  width: 112px;
  border-bottom: 1px solid #fff;
  font-weight: 600;
  font-size: 36px;
  color: #f03a3a;
  line-height: 50px;
  margin-bottom: 6px;
}
.box5 .content .item .major .major-left > div p {
  font-weight: 400;
  font-size: 14px;
  color: #ffffff;
  line-height: 20px;
}
.box5 .content .item .major .major-right {
  width: calc(100% - 444px - 50px);
  padding: 34px 0 33px;
  font-weight: 400;
  font-size: 17px;
  color: #092a52;
  line-height: 34px;
}
.box5 .content .item .course .course-desc {
  margin-bottom: 30px;
}
.box5 .content .item .course .course-desc p {
  font-weight: 400;
  font-size: 16px;
  color: #092a52;
  line-height: 28px;
  margin-bottom: 10px;
}
.box5 .content .item .course .course-desc p:last-child {
  margin-bottom: 0;
}
.box5 .content .item .course .course-desc p span {
  font-size: 14px;
  color: #666;
  margin-left: 10px;
}
.box5 .content .item .course .course-collapse .collapse-item {
  margin-bottom: 10px;
  overflow: hidden;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  background: #f3f5f8;
  cursor: pointer;
  transition: background-color 0.3s;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-header .collapse-title {
  font-size: 15px;
  color: #092a52;
  line-height: 20px;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-header .collapse-icon {
  width: 14px;
  height: 14px;
  transition: transform 0.3s;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-header .collapse-icon > img {
  width: 14px;
  height: 14px;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-header .collapse-icon > img:last-child {
  display: none;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-header .collapse-icon.active > img:first-child {
  display: none;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-header .collapse-icon.active > img:last-child {
  display: block;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-content {
  transition: max-height 0.3s ease-out;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-content .content-inner {
  padding: 20px;
  background-color: #fff;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-content .content-inner p {
  font-weight: 400;
  font-size: 14px;
  color: #092a52;
  line-height: 20px;
  margin-bottom: 10px;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-content .content-inner .unit-list {
  display: flex;
  flex-wrap: wrap;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-content .content-inner .unit-list li {
  width: 33.33%;
  font-weight: 500;
  font-size: 14px;
  color: #092a52;
  line-height: 30px;
  display: flex;
  align-items: center;
}
.box5 .content .item .course .course-collapse .collapse-item .collapse-content .content-inner .unit-list li::before {
  content: "";
  width: 4px;
  height: 4px;
  background-color: #ff5656;
  margin-right: 6px;
}
.box5 .content .item .mode {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.box5 .content .item .mode .mode-item {
  width: 535px;
  height: 142px;
  display: flex;
  box-sizing: border-box;
  padding: 32px;
}
.box5 .content .item .mode .mode-item:first-child {
  background: url("/msmba/images/pc/box5/bg1.png") no-repeat center center;
  background-size: cover;
}
.box5 .content .item .mode .mode-item:last-child {
  background: url("/msmba/images/pc/box5/bg2.png") no-repeat center center;
  background-size: cover;
}
.box5 .content .item .mode .mode-item > img {
  width: 40px;
  height: 40px;
  margin-right: 24px;
}
.box5 .content .item .mode .mode-item > div > h4 {
  font-weight: 600;
  font-size: 20px;
  color: #122a4f;
  line-height: 26px;
  margin-top: 8px;
  margin-bottom: 6px;
}
.box5 .content .item .mode .mode-item > div > p {
  font-weight: 400;
  font-size: 16px;
  color: #122a4f;
  line-height: 26px;
}
.box5 .content .item .teacher {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  flex-wrap: wrap;
  gap: 54px;
}
.box5 .content .item .teacher .teacher-item {
  display: flex;
  align-items: center;
}
.box5 .content .item .teacher .teacher-item > img {
  width: 112px;
  height: 112px;
  margin-right: 20px;
}
.box5 .content .item .teacher .teacher-item > div {
  width: calc(100% - 132px);
}
.box5 .content .item .teacher .teacher-item > div h4 {
  font-weight: 600;
  font-size: 22px;
  color: #122a4f;
  line-height: 34px;
  margin-bottom: 8px;
}
.box5 .content .item .teacher .teacher-item > div p {
  font-weight: 400;
  font-size: 16px;
  color: #122a4f;
  line-height: 26px;
}
.box6 {
  padding: 80px 0 100px;
  background: #ffffff;
  position: relative;
}
.box6 .content {
  width: 1200px;
  margin: 50px auto 0;
}
.box6 .content .student {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px 40px;
  margin-bottom: 80px;
}
.box6 .content .student .student-item {
  display: flex;
  align-items: center;
  gap: 32px;
}
.box6 .content .student .student-item > img {
  width: 122px;
  height: 122px;
}
.box6 .content .student .student-item > div {
  width: calc(100% - 154px);
  text-align: right;
}
.box6 .content .student .student-item > div > h4 {
  font-weight: 600;
  font-size: 22px;
  color: #122a4f;
  line-height: 30px;
  margin-bottom: 8px;
}
.box6 .content .student .student-item > div > p {
  font-weight: 400;
  font-size: 16px;
  color: #122a4f;
  line-height: 26px;
}
.box6 .content .student .student-item > div:nth-child(2n) {
  text-align: left;
}
.box6 .content .bottom-qrcode {
  width: 1200px;
  height: 300px;
}