@media screen and (min-width: 992px) {
  .banner .banner-titlesub {
    letter-spacing: 0.8em;
  }
  .banner .banner-down {
    display: block;
    width: 60px;
    height: 60px;
    margin: 0 auto;
    padding-top: 12px;
    border: 1px solid #fff;
    border-radius: 50%;
    text-align: center;
    overflow: hidden;
  }
  .intro {
    height: 695px;
    background-image: url(../img/banner_bg1.jpg);
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
  }
  .intro .type-area {
    height: inherit;
    position: relative;
  }
  .intro .intro-left {
    width: 50%;
    animation-name: bounceInLeft;
  }
  .intro .intro-title {
    padding-top: 80px;
    font-size: 60px;
    font-family: Century Gothic;
    font-weight: bold;
  }
  .intro .intro-titlesub {
    padding: 0 0 15px;
    font-size: 24px;
  }
  .intro .intro-content {
    font-size: 14px;
    line-height: 200%;
  }
  .intro .intro-contact {
    padding-top: 25px;
  }
  .intro .intro-contact a {
    display: inline-block;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    border: 1px solid #454545;
  }
  .intro .intro-contact span {
    font-size: 24px;
    color: #454545;
  }
  .intro .intro-contact a:nth-last-child(1) {
    margin-left: 20px;
  }
  .intro .intro-right {
    width: 40%;
    position: absolute;
    top: 0;
    right: 0;
    height: inherit;
    font-size: 0;
    animation-name: bounceInRight;
  }
  .intro .r-first,
  .intro .r-last {
    position: relative;
    height: inherit;
    display: inline-block;
    font-size: 16px;
  }
  .intro .r-first {
    width: 100%;
  }
  .intro .item-content {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0;
  }
  .intro .right-item {
    width: 55%;
    display: inline-block;
    padding-left: 30px;
    border-left: 1px solid #29b8f0;
    font-size: 16px;
  }
  .intro .right-item .item-top {
    color: #333;
    font-size: 30px;
  }
  .intro .right-item .item-top span {
    font-size: 48px;
    font-family: Century Gothic;
    font-weight: bold;
  }
  .intro .right-item .item-down {
    color: #999;
  }
  .intro .right-item:nth-child(even) {
    width: 45%;
  }
  .intro .right-item:nth-last-child(1) {
    margin-top: 80px;
  }
  .culture {
    height: 570px;
    background-image: url(../img/banner_bg2.jpg);
    background-repeat: no-repeat;
    background-position: center;
    color: #fff;
    overflow: hidden;
  }
  .culture .type-area {
    height: inherit;
    position: relative;
  }
  .culture .culture-title {
    padding-top: 100px;
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    animation-name: bounceInDown;
  }
  .culture .culture-titlesub {
    padding-top: 5px;
    font-size: 24px;
    text-align: center;
    animation-name: bounceInDown;
  }
  .culture .culture-line {
    width: 40px;
    height: 1px;
    margin: 10px auto;
    background-color: #fff;
  }
  .culture .culture-content {
    width: 100%;
    position: absolute;
    bottom: 0;
    font-size: 0;
  }
  .culture .culture-item {
    width: 49%;
    height: 230px;
    padding: 50px 70px 0;
    display: inline-block;
    background-color: rgba(10, 70, 137, 0.8);
    border-radius: 10px 0 0 0;
    vertical-align: top;
  }
  .culture .culture-item .item-logo {
    width: 60px;
    float: left;
  }
  .culture .culture-item .item-logo span {
    font-size: 36px;
  }
  .culture .culture-item .item-content {
    padding-left: 60px;
    font-size: 16px;
  }
  .culture .culture-item .item-title {
    font-size: 24px;
  }
  .culture .culture-item .item-etitle {
    padding: 0 0 20px 0;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
  }
  .culture .culture-item .item-desc {
    font-size: 16px;
  }
  .culture .culture-item:nth-child(2) {
    margin-left: 2%;
    border-radius: 0 10px 0 0;
  }
  .culture .culture-item:nth-child(odd) {
    animation-name: bounceInLeft;
  }
  .culture .culture-item:nth-child(even) {
    animation-name: bounceInRight;
  }
  .value {
    padding-bottom: 80px;
    text-align: center;
    overflow: hidden;
  }
  .value .value-title {
    padding-top: 80px;
    font-size: 36px;
    animation-name: bounceInDown;
  }
  .value .value-titlesub {
    padding: 5px 0 15px;
    font-size: 16px;
    animation-name: bounceInDown;
  }
  .value .value-content {
    text-align: center;
    font-size: 0;
  }
  .value .value-item {
    position: relative;
    width: 24.25%;
    height: 330px;
    background-repeat: no-repeat;
    background-size: cover;
    display: inline-block;
    margin-top: 35px;
    margin-left: 1%;
    font-size: 18px;
    text-align: center;
    vertical-align: top;
    color: #fff;
  }
  .value .value-item .item-content {
    width: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  .value .value-item .item-title {
    font-size: 30px;
    font-weight: bold;
  }
  .value .value-item .item-line {
    width: 20px;
    height: 1px;
    margin: 10px auto;
    background-color: #fff;
  }
  .value .value-item:hover {
    box-shadow: 0 0 10px #ccc;
  }
  .value .value-item:nth-child(1) {
    margin-left: 0;
  }
  .value .value-item:nth-child(1),
  .value .value-item:nth-child(2) {
    animation-name: bounceInLeft;
  }
  .value .value-item:nth-child(3),
  .value .value-item:nth-child(4) {
    animation-name: bounceInRight;
  }
  .advantage {
    padding: 55px 0 100px;
    background-color: #f7f7f7;
  }
  .advantage .type-area {
    background-color: #fff;
  }
  .advantage .advantage-top {
    line-height: 115px;
    border-top: 1px solid #f2f2f2;
    padding: 0 50px;
  }
  .advantage .advantage-title {
    display: inline-block;
    font-size: 36px;
    font-weight: bold;
    animation-name: bounceInLeft;
  }
  .advantage .advantage-titlesub {
    float: right;
    font-size: 48px;
    color: #e5e5e5;
    font-weight: bold;
    animation-name: bounceInRight;
  }
  .advantage .advantage-content {
    font-size: 0;
  }
  .advantage .advantage-item {
    position: relative;
    width: 50%;
    height: 115px;
    display: inline-block;
    padding: 25px 0 0 50px;
    font-size: 16px;
    vertical-align: top;
    border-top: 1px solid #f2f2f2;
    color: #454545;
  }
  .advantage .advantage-item .item-logo {
    float: left;
  }
  .advantage .advantage-item .item-content {
    width: 100%;
    padding-left: 60px;
  }
  .advantage .advantage-item .item-content .item-title {
    padding-bottom: 5px;
    font-size: 24px;
    font-weight: bold;
  }
  .advantage .advantage-item:nth-child(odd) {
    animation-name: bounceInLeft;
  }
  .advantage .advantage-item:nth-child(even) {
    animation-name: bounceInRight;
  }
}
@media screen and (max-width: 1200px) {
  .intro {
    height: 750px;
  }
}
@media screen and (max-width: 991px) {
  .banner .banner-down {
    display: block;
    width: 50px;
    height: 50px;
    margin: 0 auto;
    padding-top: 10px;
    border: 1px solid #fff;
    border-radius: 50%;
    text-align: center;
    overflow: hidden;
  }
  .intro {
    height: auto;
    background-image: url(../img/banner_bg1.jpg);
    background-position: center;
    text-align: center;
    background-repeat: no-repeat;
  }
  .intro .intro-title {
    padding: 30px 15px 0;
    font-size: 20px;
    font-weight: 700;
  }
  .intro .intro-titlesub {
    padding: 5px 15px 15px;
    font-size: 14px;
    color: #888;
  }
  .intro .intro-content {
    padding: 0 15px 20px;
    text-align: left;
    font-size: 14px;
    line-height: 200%;
  }
  .intro .intro-contact a {
    display: inline-block;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid #454545;
    text-align: center;
    line-height: 30px;
  }
  .intro .intro-contact span {
    font-size: 18px;
    color: #454545;
  }
  .intro .intro-contact a:nth-last-child(1) {
    margin-left: 20px;
  }
  .intro .intro-right {
    padding: 30px 15px;
    font-size: 0;
    text-align: left;
  }
  .intro .r-first {
    width: 100%;
    position: relative;
    display: inline-block;
    font-size: 14px;
  }
  .intro .item-content {
    font-size: 0;
  }
  .intro .right-item {
    display: inline-block;
    width: 50%;
    padding-left: 15px;
    border-left: 1px solid #29b8f0;
    font-size: 12px;
  }
  .intro .right-item .item-top {
    color: #333;
    font-size: 16px;
  }
  .intro .right-item .item-top span {
    font-size: 22px;
    font-family: Century Gothic;
    font-weight: bold;
  }
  .intro .right-item .item-down {
    font-size: 12px;
    color: #999;
  }
  .intro .right-item:nth-last-child(1) {
    margin-top: 30px;
  }
  .culture {
    height: 249px;
    background-image: url(../img/about/banner_bg2.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    text-align: center;
    color: #fff;
  }
  .culture .type-area {
    height: inherit;
    position: relative;
  }
  .culture .culture-title {
    padding-top: 30px;
    font-size: 20px;
    font-weight: bold;
    text-align: center;
  }
  .culture .culture-titlesub {
    font-size: 16px;
    text-align: center;
  }
  .culture .culture-line {
    width: 40px;
    height: 1px;
    margin: 5px auto;
    background-color: #fff;
  }
  .culture .culture-content {
    width: 100%;
    position: absolute;
    bottom: 0;
    font-size: 0;
  }
  .culture .culture-item {
    width: 49%;
    height: 130px;
    padding: 15px;
    display: inline-block;
    background-color: rgba(10, 70, 137, 0.8);
    border-radius: 10px 0 0 0;
    vertical-align: top;
    text-align: left;
  }
  .culture .culture-item .item-logo {
    width: 20px;
    float: left;
  }
  .culture .culture-item .item-logo span {
    font-size: 14px;
  }
  .culture .culture-item .item-content {
    padding-left: 20px;
    font-size: 16px;
  }
  .culture .culture-item .item-title {
    font-size: 16px;
  }
  .culture .culture-item .item-etitle {
    padding: 0 0 10px 0;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
  }
  .culture .culture-item .item-desc {
    font-size: 12px;
  }
  .culture .culture-item:nth-child(2) {
    margin-left: 2%;
    border-radius: 0 10px 0 0;
  }
  .value {
    padding-bottom: 30px;
    text-align: center;
  }
  .value .value-title {
    padding-top: 30px;
    font-size: 20px;
  }
  .value .value-titlesub {
    padding: 5px 15px 15px;
    font-size: 14px;
    color: #888;
  }
  .value .value-content {
    padding: 0 15px;
    text-align: center;
    font-size: 0;
  }
  .value .value-item {
    width: 24.25%;
    height: 100px;
    background-size: cover;
    background-repeat: no-repeat;
    display: inline-block;
    margin-left: 1%;
    padding: 5px;
    font-size: 12px;
    text-align: center;
    vertical-align: top;
    color: #fff;
  }
  .value .value-item .item-title {
    padding: 15px 0 5px;
    font-size: 14px;
    font-weight: bold;
  }
  .value .value-item:nth-child(+1) {
    margin-left: 0;
  }
  .advantage {
    padding: 0;
    background-color: #f7f7f7;
  }
  .advantage .type-area {
    background-color: #fff;
  }
  .advantage .advantage-top {
    height: 60px;
    line-height: 60px;
    border-top: 1px solid #f2f2f2;
    padding: 0 30px;
  }
  .advantage .advantage-title {
    display: inline-block;
    font-size: 20px;
  }
  .advantage .advantage-titlesub {
    float: right;
    font-size: 20px;
    color: #e5e5e5;
    font-weight: bold;
  }
  .advantage .advantage-content {
    font-size: 0;
  }
  .advantage .advantage-item {
    position: relative;
    width: 100%;
    display: inline-block;
    padding: 15px 30px;
    font-size: 14px;
    vertical-align: top;
    border-top: 1px solid #f2f2f2;
    color: #454545;
  }
  .advantage .advantage-item .item-logo {
    width: 20px;
    height: 20px;
    float: left;
  }
  .advantage .advantage-item .item-content {
    width: 100%;
    padding-left: 30px;
  }
  .advantage .advantage-item .item-content .item-title {
    padding-bottom: 5px;
    font-size: 16px;
    font-weight: bold;
  }
}