.main .navs {
  background-color: #DFF1FF;
  padding: 1.5rem;
}
.main .navs .container {
  display: flex;
  align-items: center;
  gap: 10rem;
}
.main .navs .nav {
  font-size: 1.5rem;
  color: #373737;
}
.main .navs .nav.active {
  color: #0064B4;
  position: relative;
}
.main .navs .nav.active::before {
  content: "";
  width: 0.625rem;
  height: 0.625rem;
  background-color: #0064B4;
  position: absolute;
  left: -1.25rem;
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  transform-origin: center center;
}
.section-title {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.section-title .cn {
  color: #0062B1;
  font-size: 2.5rem;
  font-weight: bold;
  letter-spacing: 0.25rem;
}
.section-title .line-img {
  display: block;
  width: 13.25rem;
}
.section-title .en {
  color: #0062B1;
  font-size: 1.125rem;
  font-weight: bold;
}
.section-qualification {
  padding: 4.5rem 0 4rem;
}
.section-qualification .hb {
  display: inline-block;
}
.section-qualification .bb {
  margin-top: 4.5rem;
}
.section-qualification .bb .groups_1 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}
.section-qualification .bb .groups_1 .cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}
.section-qualification .bb .groups_1 .cell .cell_img {
  width: 30rem;
}
.section-qualification .bb .groups_1 .cell .title {
  font-size: 1.875rem;
  color: #0062B1;
}
.section-qualification .bb .groups_2 {
  margin-top: 6rem;
  display: flex;
  flex-direction: column;
  gap: 7.5rem;
}
.section-qualification .bb .groups_2 .cell {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  gap: 8rem;
}
.section-qualification .bb .groups_2 .cell:nth-child(2) {
  flex-direction: row-reverse;
}
.section-qualification .bb .groups_2 .cell .cell_img {
  height: 22.25rem;
}
.section-qualification .bb .groups_2 .cell .title {
  font-size: 1.875rem;
  color: #0062B1;
}
.section-qualification .bb .groups_2 .cell ul {
  margin-top: 2rem;
}
.section-qualification .bb .groups_2 .cell ul li {
  font-size: 1.5rem;
  line-height: 3rem;
  color: #515151;
}
@media screen and (max-width: 1200px) {
  .section-qualification .bb .groups_2 {
    gap: 4rem;
  }
  .section-qualification .bb .groups_2 .cell {
    gap: 2rem;
  }
}
@media screen and (max-width: 768px) {
  .main .navs {
    display: none;
  }
  .main .section-qualification {
    padding: 2rem 0;
  }
  .main .section-qualification .bb {
    margin-top: 2rem;
  }
  .main .section-qualification .bb .groups_1 {
    grid-template-columns: repeat(1, 1fr);
    gap: 1rem;
  }
  .main .section-qualification .bb .groups_1 .cell {
    gap: 0.5rem;
  }
  .main .section-qualification .bb .groups_1 .cell .cell_img {
    width: 100%;
  }
  .main .section-qualification .bb .groups_2 {
    margin-top: 2rem;
    gap: 2rem;
  }
  .main .section-qualification .bb .groups_2 .cell {
    gap: 1rem;
    flex-direction: column;
  }
  .main .section-qualification .bb .groups_2 .cell:nth-child(2) {
    flex-direction: column;
  }
  .main .section-qualification .bb .groups_2 .cell .cell_img {
    width: 100%;
    height: auto;
  }
  .main .section-qualification .bb .groups_2 .cell .cell_img img {
    display: block;
    width: 100%;
    height: auto;
  }
  .main .section-qualification .bb .groups_2 .cell ul {
    margin-top: 0.5rem;
  }
}