@media screen and (min-width: 900px) {
  .box1 {
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 20px;
  }
  .box1 .swiper-container1 {
    width: 839px;
    height: 346px;
    float: left;
  }
  .box1 .swiper-container1 .swiper-pagination-bullet {
    width: 24px;
    height: 4px;
    border-radius: 0;
  }
  .box1 .login-box {
    width: 343px;
    height: 346px;
    float: right;
    background-color: #fff;
    padding-top: 25px;
  }
  .box1 .login-box .ai-box {
    width: 271px;
    margin: 0 auto;
    height: 38px;
    margin-bottom: 20px;
    border-bottom: 1px solid #ddd;
  }
  .box1 .login-box .ai-box p {
    font-size: 14px;
    color: #333;
    float: left;
  }
  .box1 .login-box .ai-box a {
    font-size: 14px;
    color: #999;
    float: right;
  }
  .box1 .login-box .input-box {
    width: 271px;
    height: 38px;
    margin: 0 auto;
    margin-bottom: 20px;
    position: relative;
  }
  .box1 .login-box .input-box input {
    width: 100%;
    height: 100%;
    display: block;
    border: 1px solid #ddd;
    outline: none;
    font-size: 14px;
    color: #555;
    line-height: 36px;
    padding-left: 32px;
    border-radius: 6px;
  }
  .box1 .login-box .input-box img {
    position: absolute;
    top: 12px;
    left: 14px;
    height: 13px;
  }
  .box1 .login-box .btn {
    background-color: #1bbaf5;
    width: 271px;
    height: 38px;
    margin: 0 auto;
    margin-bottom: 10px;
    margin-top: 48px;
    display: block;
    border: none;
    outline: none;
    font-size: 16px;
    color: #fff;
    text-align: center;
    line-height: 38px;
    border-radius: 6px;
    cursor: pointer;
  }
  .box1 .login-box .gou {
    width: 271px;
    height: 38px;
    margin: 0 auto;
    height: 24px;
  }
  .box1 .login-box .gou p {
    font-size: 14px;
    color: #555;
    float: left;
    line-height: 24px;
    background-image: url(../img/gou-img1.png);
    background-repeat: no-repeat;
    background-position: center left;
    padding-left: 20px;
    cursor: pointer;
  }
  .box1 .login-box .gou p.act {
    background-image: url(../img/gou-img2.png);
  }
  .box1 .login-box .gou a {
    font-size: 14px;
    color: #555;
    float: right;
    line-height: 24px;
  }
  .box2 {
    padding: 20px 40px 30px 40px;
    background-color: #fff;
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 20px;
  }
  .box2 .tit-box {
    height: 65px;
    margin-bottom: 25px;
    border-bottom: 1px solid #ddd;
  }
  .box2 .tit-box h1 {
    font-size: 20px;
    color: #333;
    font-weight: bold;
    line-height: 64px;
    float: left;
  }
  .box2 .tit-box a {
    font-size: 14px;
    color: #999;
    float: right;
    line-height: 64px;
  }
  .box2 .news1 {
    margin-bottom: 20px;
  }
  .box2 .news1 a {
    display: block;
    width: 255px;
    margin-right: 33px;
    float: left;
  }
  .box2 .news1 a img {
    width: 255px;
    height: 155px;
    margin-bottom: 6px;
  }
  .box2 .news1 a h1 {
    font-size: 16px;
    color: #333;
    text-overflow: ellipsis;
    overflow: hidden;
    padding: 0 5px;
    margin-bottom: 4px;
    white-space: nowrap;
  }
  .box2 .news1 a p {
    font-size: 14px;
    color: #999;
    padding: 0 5px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-height: 22px;
    overflow: hidden;
  }
  .box2 .news1 a:nth-child(4n+0) {
    margin-right: 0;
  }
  .box2 .news1 a:hover h1,
  .box2 .news1 a:hover p {
    color: #1BBAF5;
  }
  .box2 .news2 a {
    display: block;
    width: 33.33%;
    float: left;
    line-height: 24px;
    height: 24px;
    margin-bottom: 6px;
    font-size: 14px;
    color: #333;
    padding-left: 20px;
    padding-right: 70px;
    background-image: url(../img/index-yuan.png);
    background-repeat: no-repeat;
    background-position: center left;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
  }
  .box2 .news2 a:hover {
    color: #1BBAF5;
  }
    .yz input {
        width: 140px !important;
        float: left;
    }

    .yz h3 {
        width: 100px;
        top: 0;
        right: 0;
        height: 38px;
        background-color: #1BBAF5;
        outline: none;
        font-size: 14px;
        color: #fff;
        text-align: center;
        border-radius: 6px;
        line-height: 38px;
        margin-left: 20px;
        cursor: pointer;
        float: right;
    }

    .yz .yfs {
        display: none;
    }
}
@media screen and (max-width: 899px) {
    
  .box1 {
    margin-bottom: .2rem;
  }
  .box1 .swiper-container1 {
    margin-bottom: .2rem;
  }
  .box1 .swiper-container1 img {
    width: 100%;
  }
  .box1 .swiper-container1 .swiper-pagination-bullet {
    width: 24px;
    height: 4px;
    border-radius: 0;
  }
  .box1 .login-box {
    display: none;
    width: 7.2rem;
    background-color: #fff;
    margin: 0 auto;
    padding: .2rem;
  }
  .box1 .login-box .ai-box {
    width: 100%;
    margin: 0 auto;
    height: .5rem;
    margin-bottom: .2rem;
    border-bottom: 1px solid #ddd;
  }
  .box1 .login-box .ai-box p {
    font-size: .24rem;
    color: #333;
    line-height: .5rem;
    float: left;
  }
  .box1 .login-box .ai-box a {
    font-size: .24rem;
    color: #999;
    float: right;
    line-height: .5rem;
  }
  .box1 .login-box .input-box {
    width: 100%;
    height: .5rem;
    margin: 0 auto;
    margin-bottom: .2rem;
    position: relative;
  }
  .box1 .login-box .input-box input {
    width: 100%;
    height: 100%;
    display: block;
    border: 1px solid #ddd;
    outline: none;
    font-size: .24rem;
    color: #555;
    line-height: .48rem;
    padding-left: .5rem;
    border-radius: .05rem;
  }
  .box1 .login-box .input-box img {
    position: absolute;
    height: .3rem;
    left: .1rem;
    top: .1rem;
  }
  .box1 .login-box .btn {
    background-color: #1bbaf5;
    width: 100%;
    height: .5rem;
    margin: 0 auto;
    margin-bottom: .2rem;
    display: block;
    border: none;
    outline: none;
    font-size: .3rem;
    color: #fff;
    text-align: center;
    line-height: .5rem;
    border-radius: .05rem;
    cursor: pointer;
  }
  .box1 .login-box .gou {
    width: 100%;
    height: .5rem;
    margin: 0 auto;
  }
  .box1 .login-box .gou p {
    font-size: .24rem;
    color: #555;
    float: left;
    line-height: .5rem;
    background-image: url(../img/gou-img1.png);
    background-repeat: no-repeat;
    background-position: center left;
    background-size: .3rem;
    padding-left: .5rem;
    cursor: pointer;
  }
  .box1 .login-box .gou p.act {
    background-image: url(../img/gou-img2.png);
  }
  .box1 .login-box .gou a {
    font-size: .24rem;
    color: #555;
    float: right;
    line-height: .5rem;
  }
  .box2 {
    width: 7.2rem;
    margin: 0 auto;
    padding: .2rem;
    background-color: #fff;
    margin-bottom: .2rem;
  }
  .box2 .tit-box {
    height: .6rem;
    margin-bottom: .2rem;
    border-bottom: 1px solid #ddd;
  }
  .box2 .tit-box h1 {
    font-size: .26rem;
    color: #333;
    font-weight: bold;
    line-height: .6rem;
    float: left;
  }
  .box2 .tit-box a {
    font-size: .24rem;
    color: #999;
    float: right;
    line-height: .6rem;
  }
  .box2 .news1 a {
    display: block;
    width: 3.3rem;
    float: left;
    margin-bottom: .2rem;
  }
  .box2 .news1 a img {
    width: 3.3rem;
    height: 2.02rem;
    margin-bottom: .1rem;
  }
  .box2 .news1 a h1 {
    font-size: .26rem;
    color: #333;
    text-overflow: ellipsis;
    overflow: hidden;
    padding: 0 .1rem;
    margin-bottom: .05rem;
    white-space: nowrap;
  }
  .box2 .news1 a p {
    font-size: .24rem;
    color: #999;
    padding: 0 .1rem;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-height: .4rem;
    overflow: hidden;
  }
  .box2 .news1 a:nth-child(even) {
    float: right;
  }
  .box2 .news1 a:hover h1,
  .box2 .news1 a:hover p {
    color: #1BBAF5;
  }
  .box2 .news2 a {
    display: block;
    width: 47%;
    float: left;
    line-height: .4rem;
    height: .4rem;
    margin-bottom: .15rem;
    font-size: .24rem;
    color: #333;
    padding-left: .3rem;
    background-image: url(../img/index-yuan.png);
    background-repeat: no-repeat;
    background-position: center left;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
  }
  .box2 .news2 a:hover {
    color: #1BBAF5;
  }
  .box2 .news2 a:nth-child(even) {
    float: right;
  }
}