@media (max-width: 768px) {
  html {
    font-size: calc(100vw / 18);
  }
}
@media (min-width: 768px) and (max-width: 1358.99px) {
  html {
    font-size: calc(100vw / 19.5);
  }
}
@media (min-width: 1359px) and (max-width: 1401.99px) {
  html {
    font-size: calc(100vw / 19.2);
  }
}
@media (min-width: 1402px) and (max-width: 1681.99px) {
  html {
    font-size: calc(100vw / 18.8);
  }
}
@media (min-width: 1682px) and (max-width: 1921.99px) {
  html {
    font-size: calc(100vw / 19.2);
  }
}
@media (min-width: 1922px) and (max-width: 4000px) {
  html {
    font-size: calc(100vw / 25.6);
  }
}
/* 手机 */
@media (max-width: 768px) {
  /* footer */
  .footer {
    width: 100%;
    height: 100%;
    padding: 10% 5% 0;
    background: linear-gradient(45deg, #1a74c5, #4496e1);
  }
  .footer .w-1320 {
    width: 100%;
    margin: 0 auto;
  }
  .footer .w-1320 .fenleizjians {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  .footer .w-1320 .fenleizjians .diaihcaui {
    margin-bottom: 1.33333333rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui h3 {
    font-size: 0.66666667rem;
    color: #fff;
    margin-bottom: 1rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .csaisnaoi a {
    font-size: 0.53333333rem;
    color: #fff;
    display: block;
    margin-bottom: 0.33333333rem;
    transition: all 0.5s;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .iconduahci .asciao {
    display: flex;
    align-items: center;
    gap: 0.33333333rem;
    margin-bottom: 0.66666667rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .iconduahci .asciao i {
    display: block;
    width: 0.66666667rem;
    height: 0.66666667rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .iconduahci .asciao i .icon {
    display: block;
    width: 0.66666667rem;
    height: 0.66666667rem;
    fill: #fff;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .iconduahci .asciao p {
    font-size: 0.53333333rem;
    color: #fff;
    transition: all 0.5s;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .imgerweim {
    display: flex;
    align-items: center;
    gap: 0.66666667rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .imgerweim .erwein .iimgerjin {
    background-color: #fff;
    padding: 0.13333333rem;
    width: 4rem;
    height: 4rem;
    border-radius: 0.33333333rem;
    margin: 0 auto 0.33333333rem;
    text-align: center;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .imgerweim .erwein .iimgerjin img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0.33333333rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .imgerweim .erwein span {
    display: block;
    width: 100%;
    font-size: 0.53333333rem;
    color: #fff;
    text-align: center;
  }
  .footer .w-1320 .fenleizjians .diaihcaui:nth-child(4),
  .footer .w-1320 .fenleizjians .diaihcaui:nth-child(5) {
    width: 100%;
  }
  /* 版权备案信息 */
  .banquansuoyou {
    padding: 0.66666667rem 0;
    width: 100%;
    background-color: #4496e1;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    text-align: center;
  }
  .banquansuoyou p {
    text-align: center;
    font-size: 0.53333333rem;
    color: #fff;
    width: 100%;
  }
  .banquansuoyou a {
    text-align: center;
    width: 100%;
    display: block;
    font-size: 0.53333333rem;
    color: #fff;
  }
}
/* pc */
@media (min-width: 768px) {
  /* footer */
  .footer {
    width: 100%;
    height: 100%;
    padding: 0.8rem 0;
    background: linear-gradient(45deg, #1a74c5, #4496e1);
  }
  .footer .w-1320 {
    width: 13.2rem;
    margin: 0 auto;
  }
  .footer .w-1320 .fenleizjians {
    display: flex;
    justify-content: space-between;
  }
  .footer .w-1320 .fenleizjians .diaihcaui h3 {
    font-size: 0.2rem;
    color: #fff;
    margin-bottom: 0.3rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .csaisnaoi a {
    font-size: 0.16rem;
    color: #fff;
    display: block;
    margin-bottom: 0.1rem;
    transition: all 0.5s;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .iconduahci .asciao {
    display: flex;
    align-items: center;
    gap: 0.1rem;
    margin-bottom: 0.1rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .iconduahci .asciao i {
    display: block;
    width: 0.2rem;
    height: 0.2rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .iconduahci .asciao i .icon {
    display: block;
    width: 0.2rem;
    height: 0.2rem;
    fill: #fff;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .iconduahci .asciao p {
    font-size: 0.16rem;
    color: #fff;
    transition: all 0.5s;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .imgerweim {
    display: flex;
    align-items: center;
    gap: 0.2rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .imgerweim .erwein .iimgerjin {
    background-color: #fff;
    padding: 0.02rem;
    width: 1rem;
    height: 1rem;
    border-radius: 0.12rem;
    margin: 0 auto 0.1rem;
    text-align: center;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .imgerweim .erwein .iimgerjin img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0.12rem;
  }
  .footer .w-1320 .fenleizjians .diaihcaui .imgerweim .erwein span {
    display: block;
    width: 100%;
    font-size: 0.16rem;
    color: #fff;
    text-align: center;
  }
  /* 版权备案信息 */
  .banquansuoyou {
    padding: 0.2rem 0;
    width: 100%;
    background-color: #4496e1;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.1rem;
  }
  .banquansuoyou p {
    font-size: 0.14rem;
    color: #fff;
  }
  .banquansuoyou a {
    display: block;
    font-size: 0.14rem;
    color: #fff;
  }
}