main {
  margin-top: 5.75rem;
}
main .banner {
  height: 31rem;
  position: relative;
}
main .banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
main .banner span {
  color: #fff;
  font-weight: bold;
  position: absolute;
  left: 66%;
}
main .banner .sp1 {
  top: 39%;
  font-size: 2.75rem;
}
main .banner .sp2 {
  white-space: nowrap;
  top: 53%;
  font-size: 2rem;
}
main .nav {
  padding: 1% 5%;
  display: flex;
  align-items: center;
  background: url("/imgs/nvabg.png") no-repeat;
}
main .nav img {
  width: 1.25rem;
  margin-right: 0.81rem;
}
main .nav a {
  font-size: 0.88rem;
  color: #999;
}
main .nav span {
  font-size: 0.88rem;
  color: #5fa7ff;
}
main .product .title {
  padding: 3% 7% 1% 7%;
  align-items: center;
  display: flex;
  flex-direction: column;
}
main .product .title .prtopo {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  width: 100%;
}
main .product .title .prtopo .mc {
  margin: 0 64px;
  text-align: center;
  width: calc(100% / 9);
  /* 减去间距的宽度 */
  cursor: pointer;
  margin-bottom: 1.57%;
  border: 1px solid #d7dbe0;
  padding: 1%;
  background-color: #edf0f3;
  border-radius: 6px;
}
main .product .title .prtopo .active {
  position: relative;
  border: none;
  background-color: #4293ee;
  color: #fff;
}
main .product .title .prtopo .active::after {
  content: "";
  position: absolute;
  width: 6.25rem;
  left: -2.81rem;
  bottom: -0.62rem;
  height: 6.25rem;
  background-size: contain;
  background-image: url("/imgs/xwim.png");
  background-repeat: no-repeat;
}
main .product .bbox {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  padding: 0 7% 3% 7%;
}
main .product .bbox .new {
  width: 27%;
}
main .product .bbox .new .img {
  height: 14.5rem;
  border-radius: 0.75rem 0.75rem 0 0;
  overflow: hidden;
}
main .product .bbox .new .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
main .product .bbox .new .text {
  transition: background-color 0.5s ease;
  display: flex;
  flex-direction: column;
  padding: 2.6rem 1.25rem;
}
main .product .bbox .new .text .sp1 {
  margin-bottom: 1.4rem;
  font-size: 1.13rem;
}
main .product .bbox .new .text .sp2 {
  width: 100%;
  overflow: hidden;
  /* 暗藏超出部门 */
  text-overflow: ellipsis;
  /* 超出部门显示省略号 */
  display: -webkit-box;
  /* 将文本显示为多行 */
  -webkit-line-clamp: 3;
  /* 显示两行文本 */
  -webkit-box-orient: vertical;
  /* 垂直方向分列文本 */
  font-size: 0.88rem;
}
main .product .bbox .new .text .data {
  margin-top: 1.9rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
main .product .bbox .new .text .data .two {
  opacity: 0;
  width: 0rem;
  border-radius: 100%;
  height: 2.25rem;
  transition: background-image 0.5s ease;
  background-size: contain;
}
main .product .bbox .new .text .data .sp3 {
  font-size: 0.88rem;
  color: #999999;
  position: relative;
}
main .product .bbox .new .text .data .sp3::after {
  position: absolute;
  content: "";
  width: 2.6rem;
  height: 2px;
  background-color: #b5c7dd;
  top: 50%;
  transform: translateY(-50%);
  left: -3rem;
}
main .product .bbox .new:hover > .text {
  background-color: #f7fbff;
}
main .product .bbox .new:hover > .text .sp1 {
  color: #4293ee;
}
main .product .bbox .new:hover > .text .two {
  opacity: 1;
  width: 2.25rem;
  height: 2.25rem;
  animation: fade-out-in 0.5s 1;
  background-image: url("/imgs/xyjt2.png");
}
main .product .bbox2 {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  padding: 0 7% 3% 7%;
}
main .product .bbox2 .new {
  margin-bottom: 2.5rem;
  width: 48%;
  display: flex;
}
main .product .bbox2 .new .data {
  transition: background-color 0.3s, color 0.1s;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6% 2%;
  text-align: center;
}
main .product .bbox2 .new .data .sp1 {
  font-size: 1.38rem;
  white-space: nowrap;
}
main .product .bbox2 .new .data .sp2 {
  white-space: nowrap;
  font-size: 1.63rem;
}
main .product .bbox2 .new .text {
  width: 100%;
  background-color: #fff;
  display: flex;
  padding: 0 2%;
  justify-content: center;
  flex-direction: column;
}
main .product .bbox2 .new .text .sp1 {
  margin-bottom: 1rem;
  font-size: 1.126rem;
  font-weight: bold;
}
main .product .bbox2 .new .text .sp2 {
  position: relative;
  font-size: 1rem;
  color: #999;
}
main .product .bbox2 .new .text .sp2::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1.25rem;
  opacity: 0;
  width: 0rem;
  border-radius: 100%;
  height: 2.25rem;
  transition: background-image 0.5s ease;
  background-size: contain;
}
main .product .bbox2 .new:hover > .data {
  background-color: #4293ee;
  color: #fff;
}
main .product .bbox2 .new:hover > .text {
  box-shadow: 0.37rem 0.37rem 3.06rem rgba(128, 128, 128, 0.2);
}
main .product .bbox2 .new:hover > .text .sp2::after {
  opacity: 1;
  width: 2.25rem;
  height: 2.25rem;
  animation: fade-out-in 0.5s 1;
  background-size: cover;
  background-image: url("/imgs/xyjt2.png");
}
main .product .pages {
  text-align: center;
  margin: 0 auto;
  margin-bottom: 10rem;
}
main .product .pages a {
  margin: 0 1rem;
}
main .product .pages .thisclass {
  color: #fff;
  background: #4293ee;
}
main .product .pages span {
  margin: 0 1rem;
  padding: 0.2rem 0.5rem;
  border: 1px solid #4293ee;
}
/* 窗口宽度<960,设计宽度=768 */
@media screen and (max-width: 959px) {
  main {
    margin-top: 0;
  }
  main .banner {
    height: 300px;
  }
  main .banner .sp1 {
    font-size: 20px;
  }
  main .banner .sp2 {
    white-space: inherit;
    font-size: 16px;
  }
  main .nav a {
    font-size: 14px;
  }
  main .nav span {
    font-size: 14px;
  }
  main .product .title {
    padding: 5%;
  }
  main .product .title .prtopo {
    justify-content: space-between;
  }
  main .product .title .prtopo .mc {
    width: 25%;
    margin: 0;
    font-size: 16px;
  }
  main .product .title .prtopo .active::after {
    display: none;
  }
  main .product .bbox {
    padding: 5%;
    padding-top: 0;
  }
  main .product .bbox .new {
    width: 100%;
    margin-bottom: 20px;
  }
  main .product .bbox .new .img {
    height: 180px;
  }
  main .product .bbox .new .text {
    background-color: #f7fbff;
    padding: 5%;
  }
  main .product .bbox .new .text .sp1 {
    color: #4293ee;
    font-size: 16px;
    margin-bottom: 10px;
  }
  main .product .bbox .new .text .sp2 {
    font-size: 14px;
  }
  main .product .bbox .new .text .data {
    margin-top: 5%;
  }
  main .product .bbox .new .text .data .two {
    display: none;
  }
  main .product .bbox .new .text .data .sp3 {
    font-size: 12px;
  }
  main .product .bbox .new .text .data .sp3::after {
    display: none;
  }
  main .product .bbox2 {
    padding: 5%;
    padding-top: 0;
  }
  main .product .bbox2 .new {
    width: 100%;
    margin-bottom: 20px;
  }
  main .product .bbox2 .new .data {
    padding: 6%;
    background-color: #4293ee;
    color: #fff;
  }
  main .product .bbox2 .new .data .sp1 {
    font-size: 14px;
  }
  main .product .bbox2 .new .data .sp2 {
    font-size: 16px;
  }
  main .product .bbox2 .new .text {
    padding: 4%;
    box-shadow: 0.37rem 0.37rem 3.06rem rgba(128, 128, 128, 0.2);
  }
  main .product .bbox2 .new .text .sp1 {
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    color: #4293ee;
    font-size: 20px;
    margin-bottom: 10px;
  }
  main .product .bbox2 .new .text .sp2 {
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    font-size: 12px;
  }
  main .product .bbox2 .new .text .sp2::after {
    display: none;
  }
  main .product .pages {
    margin-bottom: 5%;
  }
}
<!--耗时1794246061.4053秒-->