@media (min-width: 769px) {
  .banner {
    height: 300px;
    background: url("../images/pc_cover.png") no-repeat;
    background-size: 100% 100%;
    position: relative;
  }
  .banner .main_model {
    padding: 0 5%;
  }
  .banner .main_model .main {
    width: 100%;
    max-width: 1600px;
    margin: auto;
    padding-top: 40px;
  }
  .banner .main_model .main .returnMain a {
    display: flex;
    align-items: center;
    color: #fff;
    width: 120px;
  }
  .banner .main_model .main .returnMain a .iconPrev {
    width: 20px;
    height: 20px;
    position: relative;
    top: -2px;
  }
  .banner .main_model .main .returnMain a .iconPrev img {
    display: block;
    width: 100%;
  }
  .banner .main_model .main .returnMain a span {
    font-size: 16px;
    color: #fff;
    position: relative;
    top: -2px;
  }
  .banner .main_model .main .returnMain .bannermain p {
    font-size: 30px;
    color: #fff;
    padding-top: 100px;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain {
    display: flex;
    padding-top: 30px;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain .buttonCon {
    display: flex;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain button {
    width: 100px;
    height: 30px;
    border: solid 1px #2F66B2;
    background: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    color: #2F66B2;
    cursor: pointer;
    line-height: 1;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain button:focus {
    outline: 1px #fff dashed !important;
    outline-offset: 3px !important;
    z-index: 100 !important;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain .div {
    width: 100px;
    height: 30px;
    border: solid 1px #2F66B2;
    background: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    color: #2F66B2;
    line-height: 1;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain .div:focus {
    outline: 1px #fff dashed !important;
    outline-offset: 3px !important;
    z-index: 100 !important;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain .buttonActivejxz {
    border: solid 1px #E55025;
    background: none;
    color: #E55025;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain .buttonActivejchf {
    border: solid 1px #d39a0f;
    background: none;
    color: #d39a0f;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain .timeCon {
    display: flex;
    align-items: center;
    font-size: 15px;
    color: #fff;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain .timeCon .year {
    padding: 0 0 0 30px;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain .timeCon .line {
    width: 2px;
    height: 20px;
    display: block;
    background: #fff;
    position: relative;
    margin: 0 20px;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain .timeCon .houser {
    padding-left: 10px;
  }
  .banner .main_model .main .returnMain .bannermain .infoMain .timeCon .times {
    padding-left: 20px;
  }
  .mains {
    max-width: 1600px;
    margin: 0 auto;
    padding: 40px 5% 242px;
  }
  .mains h1 {
    font-size: 24px;
    color: #000;
    font-weight: normal;
    padding-bottom: 15px;
    font-weight: 400;
  }
  .mains p {
    font-size: 20px;
    color: #000;
    line-height: 1.5;
  }
  .mains .poineIcon {
    width: 40px;
    height: 40px;
    margin: 30px 0 40px 60px;
    display: none;
  }
  .mains .poineIcon img {
    display: block;
    width: 100%;
  }
  .mains .codeMain {
    display: flex;
    margin-top: 60px;
  }
  .mains .codeMain .codecon {
    width: 160px;
    height: 160px;
  }
  .mains .codeMain .codecon img {
    display: block;
    width: 100%;
  }
  .mains .codeMain .desCon {
    padding-left: 24px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
  }
  .mains .codeMain .desCon p {
    font-size: 24px;
    font-weight: 400;
    color: #000;
  }
  .mains .codeMain .desCon p:nth-of-type(2) {
    font-weight: 400;
    font-size: 20px;
    color: #666;
  }
  .mains .setintavalTxt {
    color: #2F66B2;
    padding-bottom: 20px;
    display: inline-block;
  }
  .su_mhidden {
    display: none !important;
  }
  .foot {
    height: 50px;
    background: #e6e6e6;
    padding: 0 5%;
    line-height: 50px;
  }
  .foot .foot_content {
    max-width: 1600px;
    margin: 0 auto;
    font-size: 13px;
    color: #616161;
  }
}
@media (min-width: 769px) and (max-width: 1536px) {
  .banner {
    height: 219px;
    background: url(../images/pc_cover.png) no-repeat;
    background-size: 100% 100%;
    position: relative;
  }
  .banner .main_model .main .returnMain .bannermain p {
    font-size: 26px;
    color: #fff;
    padding-top: 45px;
  }
}
@media (min-width: 769px) and (max-width: 1280px) {
  .returnMain {
    max-width: 850px;
  }
  .banner {
    height: 213px;
    background: url(../images/pc_cover.png) no-repeat;
    background-size: 100% 100%;
    position: relative;
  }
  .banner .main_model .main .returnMain .bannermain p {
    font-size: 28px;
    color: #fff;
    padding-top: 35px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    display: inherit;
  }
}
@media (min-width: 769px) and (max-width: 1098px) {
  .returnMain {
    max-width: 750px;
  }
  .banner {
    height: 171px;
    background: url(../images/pc_cover.png) no-repeat;
    background-size: 100% 100%;
    position: relative;
  }
  .banner .main_model .main .returnMain .bannermain p {
    font-size: 26px;
    color: #fff;
    padding-top: 20px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    display: inherit;
  }
  .banner .main_model .main {
    width: 100%;
    max-width: 1600px;
    margin: auto;
    padding-top: 23px;
  }
}
@media (max-width: 768px) {
  .su_pchidden {
    display: none !important;
  }
  .su_img {
    height: 50.1333333333vw;
    overflow: hidden;
  }
  .su_img img {
    width: 100%;
    height: 100%;
    display: block;
  }
  .banner {
    height: 60.8vw;
    background: #000;
    margin-top: -2px;
  }
  .banner .main {
    width: 90%;
    margin: auto;
    padding-top: 5.3333333333vw;
  }
  .banner .main .returnMain {
    padding-left: 0.6666666667vw;
  }
  .banner .main .returnMain a {
    display: flex;
    align-items: center;
    color: #fff;
    width: 26.6666666667vw;
  }
  .banner .main .returnMain a .iconPrev {
    width: 20px;
    height: 20px;
    position: relative;
    top: -2px;
  }
  .banner .main .returnMain a .iconPrev img {
    display: block;
    width: 100%;
  }
  .banner .main .returnMain a span {
    font-size: 3.7333333333vw;
    color: #fff;
    padding-left: 0.6666666667vw;
    position: relative;
    top: -0.2666666667vw;
  }
  .banner .main .returnMain .bannermain p {
    font-size: 5.3333333333vw;
    color: #fff;
    padding-top: 5.3333333333vw;
    line-height: 1.5;
    font-weight: 400;
    word-break: break-word;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
  }
  .banner .main .returnMain .bannermain .infoMain {
    padding-top: 4vw;
  }
  .banner .main .returnMain .bannermain .infoMain .buttonCon .in_StarBtn {
    width: 24vw;
    padding: 1.3333333333vw 0;
    text-align: center;
  }
  .banner .main .returnMain .bannermain .infoMain .buttonCon .buttonActivejxz {
    border: solid 1px #E55025;
    background: none;
    color: #E55025;
  }
  .banner .main .returnMain .bannermain .infoMain .buttonCon .buttonActivejchf {
    border: solid 1px #d39a0f;
    background: none;
    color: #d39a0f;
  }
  .banner .main .returnMain .bannermain .infoMain .div {
    width: auto;
    height: 6.9333333333vw;
    border: solid 1px #2F66B2;
    background: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    color: #2F66B2;
    line-height: 1;
  }
  .banner .main .returnMain .bannermain .infoMain .div:focus {
    outline: 1px #fff dashed !important;
    outline-offset: 3px !important;
    z-index: 100 !important;
  }
  .banner .main .returnMain .bannermain .infoMain .timeCon {
    display: flex;
    align-items: center;
    font-size: 3.4666666667vw;
    color: #fff;
    padding-top: 4vw;
  }
  .banner .main .returnMain .bannermain .infoMain .timeCon .line {
    width: 0.5333333333vw;
    height: 4.2666666667vw;
    display: block;
    background: #fff;
    position: relative;
    margin: 0 3.4666666667vw;
  }
  .banner .main .returnMain .bannermain .infoMain .timeCon .times {
    padding-left: 5.3333333333vw;
  }
  .mains {
    width: 90%;
    margin: auto;
    padding-top: 10.6666666667vw;
    padding-bottom: 24vw;
  }
  .mains h1 {
    font-size: 4.8vw;
    color: #000;
    font-weight: normal;
    padding-bottom: 2.1333333333vw;
    font-weight: bold;
  }
  .mains p {
    font-size: 4.2666666667vw;
    color: #000;
    line-height: 1.5;
  }
  .mains .poineIcon {
    display: none;
    width: 7.4666666667vw;
    height: 7.4666666667vw;
    margin: 4vw 0 5.3333333333vw 8vw;
  }
  .mains .poineIcon img {
    display: block;
    width: 100%;
  }
  .mains .codeMain {
    display: flex;
  }
  .mains .codeMain .codecon {
    width: 8.3333333333vw;
    height: 8.3333333333vw;
  }
  .mains .codeMain .codecon img {
    display: block;
    width: 100%;
  }
  .mains .codeMain .desCon {
    padding-left: 1.25vw;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
  }
  .mains .codeMain .desCon p {
    font-size: 1.25vw;
    font-weight: 400;
    color: #000;
  }
  .mains .codeMain .desCon p:nth-of-type(2) {
    font-weight: 400;
    font-size: 1.0416666667vw;
    color: #666;
  }
  .mains .summary {
    display: flex;
    align-items: center;
    padding-top: 5.3333333333vw;
  }
  .mains .summary .summary_img {
    width: 7.4666666667vw;
    height: 7.4666666667vw;
    display: none;
  }
  .mains .summary .summary_img img {
    width: 100%;
    display: block;
  }
  .mains .summary .summary_des {
    font-size: 4.8vw;
    color: #000;
    padding-left: 1.3333333333vw;
    font-weight: bold;
  }
  .mains .codecon {
    width: 32vw;
    height: 32vw;
    margin: 2.6666666667vw 0;
  }
  .mains .codecon img {
    display: block;
    width: 100%;
  }
  .mains .shoptxt {
    font-size: 4.2666666667vw;
    color: #666;
    line-height: 1.5;
  }
  .mains .setintavalTxt {
    display: inline-block;
    padding-bottom: 2.6666666667vw;
    color: #2F66B2;
  }
  .foot {
    width: 100%;
    height: 12.8vw;
    background: #e6e6e6;
    display: flex;
    align-items: center;
  }
  .foot .foot_content {
    font-size: 3.2vw;
    margin-left: 4.2666666667vw;
    color: #616161;
  }
}