body {
  margin: 0;
  padding: 0;
}
header {
  background-color: #fff;
  color: #fff;
}
.banner {
  position: relative;
  width: 100%;
  height: 60rem;
  background-image: url("../images/banner2.png");
  background-repeat: round;
  background-size: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.banner .title {
  font-size: 2.5rem;
  text-align: center;
  position: relative;
  color: #fff;
}
.banner .title::after {
  position: absolute;
  width: 20%;
  left: 40%;
  bottom: -5px;
  content: '';
  background-color: #fff;
  height: 2px;
}
.top {
  display: flex;
  width: 100%;
  box-sizing: border-box;
  padding: 8.75rem 6.25rem 10.625rem 11.25rem;
}
.top .left {
  width: 45.75rem;
  margin-right: 10.625rem;
}
.top .left  img{
  width: 100%;
  object-fit: cover;
}
.top .right {
  width: calc(100% - 56.5rem);
  height: 34rem;
  overflow: scroll;
}
.top .right .right1 {
  font-size: 2.875rem;
  color: #15499a;
  margin-bottom: 1.5625rem;
}
.top .right .right2 {
  font-size: 2.125rem;
  color: #4d4a47;
  margin-bottom: 2.5rem;
}
.top .right .right3 {
  font-size: 1.375rem;
  color: #4d4a47;
}
.top .right::-webkit-scrollbar {
  width: 0;
}
.main .titlee {
  color: #15499a;
  font-size: 2.625rem;
  margin-bottom: 6.875rem;
  text-align: center;
  position: relative;
}
.main .titlee::after {
  background-color: #FF5B1B;
  position: absolute;
  width: 4rem;
  left: calc(50% - 2rem);
  bottom: -5px;
  content: '';
  height: 2px;
}
.main .bot {
  width: 100%;
  padding: 0 6.25rem 0 11.25rem;
  box-sizing: border-box;
  display: block!important;
  flex-wrap: wrap;
}
.main .bot .bot1 {
  width: 410px;
  width: 25rem;
  border-right: 1px solid #ebebeb;
  margin-bottom: 28.125rem;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.main .bot .bot1 .bot11 {
  width: 20.3125rem;
  height: 18.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.main .bot .bot1 .bot11 img {
  margin-bottom: 2.5rem;
  width: 6.875rem;
}
.main .bot .bot1 .bot11 .title {
  font-size: 1.75rem;
  color: #4d4a47;
}
.main .bot .bot1 .down {
  position: absolute;
  bottom: -4.125rem;
  width: 100%;
  display: none;
}
.main .bot .bot1 .list {
  position: absolute;
  display: none;
  bottom: -23.125rem;
  width: 20.625rem;
  height: 18.75rem;
  left: 2.25rem;
  background-color: #f1f4f9;
  border-radius: 0.625rem;
  flex-direction: column;
  color: #4d4a47;
  align-items: center;
  padding: 1rem;
  box-sizing: border-box;
  justify-content: space-around;
  text-align: center;
}
.main .bot .bot1:hover .bot11 {
  background-color: #f1f4f9;
}
.main .bot .bot1:hover .bot11 .title {
  color: #15499a;
  font-weight: 600;
}
.main .bot .bot1:hover .down {
  display: block;
}
.main .bot .bot1:hover .list {
  display: flex;
}
.main .bot .bot1:nth-last-child(2) {
  border-right: 0;
}
.main .bot .bot1:nth-last-child(1) {
  border-right: 0;
  margin-bottom: 5rem;
}
.bot img{max-width: 100%;}
@media (max-width: 820px) {
  .main .bot {
    width: 100%;
    padding: 0 6.25rem 0 6.25rem;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    font-size: 14px;
  }
}
@media (max-width: 600px) {
  .main .bot .bot1 .list {
    position: absolute;
    display: none;
    bottom: -36.125rem;
    width: 20.625rem;
    height: 31.75rem;
    left: 2.25rem;
    background-color: #f1f4f9;
    border-radius: 0.625rem;
    flex-direction: column;
    color: #4d4a47;
    align-items: center;
    padding: 1rem;
    box-sizing: border-box;
    justify-content: space-around;
    text-align: center;
  }
  .main .bot .bot1 {
    width: 410px;
    width: 25rem;
    border-right: 1px solid #ebebeb;
    margin-bottom: 36.125rem;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
  }
}
@media (max-width: 500px) {
  .main .bot .bot1 .list {
    position: absolute;
    display:flex;
    bottom: -61.125rem;
    width: 90%;
    font-size: 4rem;
    height: 50rem;
}
  .main .bot .bot1 {
    width: 410px;
    width: 50%;
    border-right: 1px solid #ebebeb;
    margin-bottom: 65rem;
}
.main .bot .bot1 .bot11 .title {
  font-size: 5rem;
  color: #4d4a47;
}
  .top {
    display: flex;
    width: 100%;
    flex-direction: column;
}
.main .bot .bot1 .bot11 {
  width: 40rem;
  height: 18.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.main .bot .bot1 .down {
  position: absolute;
  bottom: -9rem;
  width: 100%;
  display: none;
}
.top .left {
    width: 100%;
    margin-right: 0;
}
.swiper-slide img{
  flex-shrink: 0;
  width: 100%;
  height: 100%;
}
.top .right {
  height: auto;
  overflow: scroll;
  width: 100%;
}
.top .right .right1 {
  font-size: 5.5rem;
  color: #15499a;
  margin-bottom: 1.5625rem;
}
.top .right .right2 {
    font-size: 4rem;
    color: #4d4a47;
    margin-bottom: 2.5rem;

}
.top .right .right3 {
  font-size: 4.5rem;
  color: #4d4a47;
}
.main .titlee {
  color: #15499a;
  font-size: 6rem;
  margin-bottom: 6.875rem;
  text-align: center;
  position: relative;
}
.main .titlee::after {
  background-color: #FF5B1B;
  position: absolute;
  width: 8rem;
  left: calc(50% - 4rem);
  bottom: -5px;
  content: '';
  height: 2px;

}

}