.planbox-sec1 {
    border-bottom: 1px solid #e9e9e9;
    position: relative;
    -webkit-transition: all 0.3s linear;
    -moz-transition: all 0.3s linear;
    -ms-transition: all 0.3s linear;
    -o-transition: all 0.3s linear;
    transition: all 0.3s linear;
}

.planbox-sec1 .cont {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

@media (max-width: 1440px) {
    .planbox-sec1 .cont {
        height: 60px;
    }
}

.planbox-sec1 .cont .lt {
    height: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

@media (max-width: 767px) {
    .planbox-sec1 .cont .lt {
        align-content: center;
        line-height: 1.4;
    }
}

.planbox-sec1 .cont .lt a,
.planbox-sec1 .cont .lt span {
    font-size: 16px;
    color: #999999;
}

@media (max-width: 1440px) {

    .planbox-sec1 .cont .lt a,
    .planbox-sec1 .cont .lt span {
        font-size: 14px;
    }
}

@media (max-width: 376px) {

    .planbox-sec1 .cont .lt a,
    .planbox-sec1 .cont .lt span {
        font-size: 12px;
    }
}

.planbox-sec1 .cont .lt span {
    display: block;
    margin: 0 12px;
}

@media (max-width: 1440px) {
    .planbox-sec1 .cont .lt span {
        margin: 0 6px;
    }
}

.planbox-sec1 .cont .lt a:last-child {
    display: block;
    color: #0059aa;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (max-width: 767px) {
    .planbox-sec1 .cont .lt a:last-child {
        max-width: 6rem;
    }
}

@media (max-width: 576px) {
    .planbox-sec1 .cont .lt a:last-child {
        max-width: 5rem;
    }
}

.planbox-sec1 .cont .gt {
    height: 100%;
}

.planbox-sec1 .cont .gt .f_nav {
    height: 100%;
    display: flex;
    align-items: center;
}

@media (max-width: 767px) {
    .planbox-sec1 .cont .gt .f_nav {
        display: none;
        position: absolute;
        top: 100%;
        height: auto;
        left: 0;
        width: 100%;
        z-index: 2;
        background-color: #fff;
        line-height: 40px;
        padding: 24px 20px;
        border-top: 1px solid #e9e9e9;
    }
}

.planbox-sec1 .cont .gt .f_nav .item {
    display: flex;
    align-items: center;
    margin-left: 30px;
    color: #333333;
    font-size: 18px;
    height: 100%;
    position: relative;
}

@media (max-width: 1440px) {
    .planbox-sec1 .cont .gt .f_nav .item {
        font-size: 16px;
        border-width: 2px;
    }
}

@media (max-width: 991px) {
    .planbox-sec1 .cont .gt .f_nav .item {
        font-size: 14px;
    }
}

@media (max-width: 767px) {
    .planbox-sec1 .cont .gt .f_nav .item {
        margin-left: 0;
    }
}

.planbox-sec1 .cont .gt .f_nav .item:after {
    content: "";
    display: block;
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: transparent;
}

@media (max-width: 1440px) {
    .planbox-sec1 .cont .gt .f_nav .item:after {
        height: 2px;
    }
}

@media (max-width: 767px) {
    .planbox-sec1 .cont .gt .f_nav .item:after {
        display: none;
    }
}

.planbox-sec1 .cont .gt .f_nav .on {
    color: #0059aa;
}

.planbox-sec1 .cont .gt .f_nav .on:after {
    background-color: #0059aa;
}

.planbox-sec1 .cont .gt .basemenubut {
    display: none;
}

@media (max-width: 767px) {
    .planbox-sec1 .cont .gt .basemenubut {
        display: flex;
    }
}

.planbox-sec1 .cont .gt .basemenubut span {
    background-color: #666;
}

.planbox-sec1.weizhi1 {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 666;
    background: #fff;
}


.aboutbox-sec4 {
    padding-bottom: 0;
}

.aboutbox-sec4 .aboutbox_tit {
    margin-bottom: 0.55rem;
}

@media (max-width: 767px) {
    .aboutbox-sec4 .aboutbox_tit {
        margin-bottom: 1.2rem;
    }
}

@media (max-width: 576px) {
    .aboutbox-sec4 .aboutbox_tit {
        margin-bottom: 1.6rem;
    }
}

.aboutbox-sec4 .cont {
    display: flex;
    flex-wrap: nowrap;
    margin: 0 -0.1rem;
}

@media (max-width: 1440px) {
    .aboutbox-sec4 .cont {
        margin: 0 -5px;
    }
}

.aboutbox-sec4 .cont .item {
    width: 25%;
    padding: 0 0.1rem;
    margin-bottom: 0.2rem;
}

@media (max-width: 1440px) {
    .aboutbox-sec4 .cont .item {
        padding: 0 5px;
        margin-bottom: 10px;
    }
}

@media (max-width: 767px) {
    .aboutbox-sec4 .cont .item {
        width: 33.333%;
    }
}

@media (max-width: 576px) {
    .aboutbox-sec4 .cont .item {
        width: 50%;
    }
}

.aboutbox-sec4 .cont .item .list {
    display: block;
    width: 100%;
    background-color: #F6F7F9;
    padding-bottom: 0.1rem;
    height: 100%;
    position: relative;
}

@media (max-width: 1199px) {
    .aboutbox-sec4 .cont .item .list {
        padding-bottom: 0.4rem;
    }
}

.aboutbox-sec4 .cont .item .list:after {
    content: "";
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #0059aa;
    -webkit-transition: all 0.3s linear;
    -moz-transition: all 0.3s linear;
    -ms-transition: all 0.3s linear;
    -o-transition: all 0.3s linear;
    transition: all 0.3s linear;
}

.aboutbox-sec4 .cont .item .list .img {
    width: 100%;
    height: auto;
    display: flex;
    padding: 20px;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

@media (max-width: 767px) {
    .aboutbox-sec4 .cont .item .list .img {
        height: auto;
     
    }
}

@media (max-width: 576px) {
    .aboutbox-sec4 .cont .item .list .img {
        height: auto;
    }
}

@media (max-width: 376px) {
    .aboutbox-sec4 .cont .item .list .img {
        height: auto;
    }
}

.aboutbox-sec4 .cont .item .list .img img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    -webkit-transition: all 0.3s linear;
    -moz-transition: all 0.3s linear;
    -ms-transition: all 0.3s linear;
    -o-transition: all 0.3s linear;
    transition: all 0.3s linear;
}

.aboutbox-sec4 .cont .item .list .font {
    text-align: center;
    padding: 0 0.4rem;
}

.aboutbox-sec4 .cont .item .list .font .tit {
    width: 100%;
    color: #333333;
    font-size: 20px;
    line-height: 36px;
    -webkit-transition: all 0.3s linear;
    -moz-transition: all 0.3s linear;
    -ms-transition: all 0.3s linear;
    -o-transition: all 0.3s linear;
    transition: all 0.3s linear;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}

@media (max-width: 1440px) {
    .aboutbox-sec4 .cont .item .list .font .tit {
        line-height: 28px;
        font-size: 18px;
    }
}

@media (max-width: 991px) {
    .aboutbox-sec4 .cont .item .list .font .tit {
        font-size: 16px;
        line-height: 26px;
    }
}

@media (max-width: 576px) {
    .aboutbox-sec4 .cont .item .list .font .tit {
        font-size: 14px;
        line-height: 24px;
    }
}

.aboutbox-sec4 .cont .item .list:hover .img img {
    -webkit-transform: scale(1.04);
    transform: scale(1.04);
}

.aboutbox-sec4 .cont .item .list:hover .font .tit {
    color: #0059aa;
}

.aboutbox-sec4 .cont .item .list:hover:after {
    width: 100%;
}

.aboutbox-sec4 .x-gg-a1 {
    display: block;
    margin-top: 0.4rem;
}

.aboutbox-sec4 .x-gg-a1 .x-gg-div {
    margin: 0 auto;
}
.font36 {
    font-size: 36px;
}
.c-join4 {
    padding: 50px 0;
  }
  .c-join4 .c-list {
    display: flex;
    align-items: center;
    justify-content: space-between
  }
  @media (max-width: 767px) {
    .c-join4 .c-list {
      flex-wrap: wrap;
      justify-content: center;
      margin-bottom: -0.6rem;
    }
  }
  .c-join4 .c-list li {
    width: 31%;
  }
  @media (max-width: 767px) {
    .c-join4 .c-list li {
      margin-bottom: 1rem;
      width: 100%;
    }
  }
  .c-join4 .c-list li a {
    position: relative;
    display: block;
    overflow: hidden;
  }
  .c-join4 .c-list li a > img {
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    z-index: 1;
    width: 100%;
    height: calc(100% - 2px);
    object-fit: cover;
  }
  .c-join4 .c-list li a .c-text-box {
    position: relative;
    z-index: 5;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    background: rgba(255, 255, 255, 0.85);
    transition: all 0.5s;
    width: 100%;
  }
  
  @media (max-width: 767px) {
    .c-join4 .c-list li a .c-text-box {
      height: 200px;
    }
  }
  .c-join4 .c-list li a .c-text-box .c-jt {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    height: 0;
    overflow: hidden;
    transition: all 0.5s;
  }
  @media (min-width: 1200px) {
    .c-join4 .c-list li a:hover .c-text-box {
      color: #fff;
      background: rgba(0, 17, 23, 0.6);
    }
    .c-join4 .c-list li a:hover .c-text-box .c-jt {
      height: 0.38rem;
    }
  }
  @media (min-width: 1200px) and (max-width: 767px) {
    .c-join4 .c-list li a:hover .c-text-box .c-jt {
      height: 0.8rem;
    }
  }