.content-up{
    margin-bottom: 80px;
}
.image-wrapper {
    display: block;
    width: 100%;
    border-radius:3px;
}
.promo-block {
    min-height: 255px;
    background-image: url(images/promo.jpg);
    background-size: cover;
    background-position: center;
}
.promo-block .info {
    background-image: url(images/infobg.png);
    background-position: center bottom;
    background-repeat: no-repeat;
    margin-top: 95px;
    margin-bottom: 65px;
    margin-left: 15px;
    margin-right: 15px;
    background-color: white;
    border-radius: 3px;
    max-width: 540px;
    width: 100%;
    float: left;
    padding: 40px 45px 115px;
}
.snake-block {
    padding-top: 50px;
    padding-bottom: 1px;
    background-image: url(images/snake.jpg);
    background-position: center 90px;
    background-repeat: no-repeat;
}
.snake-block .parent_one-block {
    padding: 0 15px;
    width: 100%;
}
.snake-block .parent_one-block:after {
    content: '';
    clear: both;
    display: block;
}
.snake-block .parent_one-block>.one-block {
    float: left;
    width: calc(45% - 20px);
    margin-right: 20px;
}
.snake-block .parent_one-block>.two-block {
    float: left;
    width: 55%;
}
.snake-block .parent_one-block .block_title {
    margin-top: 105px;
}
.snake-block .parent_three-block {
    padding: 0 15px;
    width: 100%;
}
.block_title {
    font-family: Cambria;
    font-size: 3.0rem;
    line-height: 3.2rem;
    color: #252525;
    font-weight: bold;
}
.mini-line_green {
    width: 86px;
    height: 4px;
    background-color: #65b22f;
}
.video-block {
    display: block;
    background-color: #f9e7b5;
    border-radius: 3px;
}
.video-block img {
    float: left;
    margin-right: 20px;
}
.video-block .info {
    /*float: left;*/
    padding-top: 20px;
}
.video-block .info .title {
    font-family: Cambria;
    font-size: 1.8rem;
    line-height: 2.2rem;
    color: #252525;
}
.video-block .info .time {
    font-size: 1.4rem;
    line-height: 1.6rem;
    color: #676767;
}
.block_mini_mini_title {
    font-size: 1.6rem;
    line-height: 1.8rem;
    color: #000000;
    font-weight: bold;
}
.icon_box {
    float: left;
}
.icon_box.icon_box_1_one {
    width: calc(20% - 20px);
    margin-right: 20px;
}
.icon_box.icon_box_1_two {
    width: calc(20% - 20px);
    margin-right: 20px;
}
.icon_box.icon_box_1_three {
    width: calc(20% - 20px);
    margin-right: 20px;
}
.icon_box.icon_box_1_four {
    width: calc(20% - 20px);
    margin-right: 20px;
}
.icon_box.icon_box_1_five {
    width: 20%;
}
.icon_box.icon_box_2_four {
    width: 50%;
}
.icon_box.icon_box_2_five {
    width: 50%;
}
.icon_box img {
    display: block;
    height: 50px;
}
.icon_box .title {
    font-family: Cambria;
    font-weight: bold;
    font-size: 1.8rem;
    line-height: 2.2rem;
    color: #252525;
}
.icon_box .desc {
    font-size: 1.4rem;
    line-height: 1.8rem;
    color: #676767;
    margin-top: 20px;
}
.icon_box .last {
    float: left;
    margin-right: 20px;
}
.icon_box.icon_box_2_one {
    float: left;
}
.icon_block-1{
    width: calc(50% - 20px);
    float: left;
    margin-right: 20px;
}
.icon_block-2{
    width: calc(50% - 0px);
    float: left;
    margin-right: 0px;
}
.snake-block .parent_two-block {
    padding: 0 15px;
    width: 100%;
}
.snake-block .parent_two-block:after {
    content: '';
    clear: both;
    display: block;
}
.snake-block .parent_four-block{
    padding: 0 15px;
    width: 100%;
    margin-top: 120px;
}
.snake-block .parent_four-block:after {
    content: '';
    clear: both;
    display: block;
}
.snake-block .parent_four-block>.one-block {
    float: left;
    width: calc(50% - 20px);
    margin-right: 20px;
}
.snake-block .parent_four-block {
    padding: 0 15px;
    width: 100%;
}
.snake-block .parent_four-block>.two-block {
    float: left;
    width: 50%;
}
.snake-block .parent_five-block{
    padding: 0 15px;
    width: 100%;
    margin-bottom: 20px;
}
.snake-block .parent_five-block:after {
    content: '';
    clear: both;
    display: block;
}
.snake-block .parent_five-block>.one-block{
    float: left;
    width: calc(25% - 20px);
    margin-right: 20px;
}
.snake-block .parent_five-block>.two-block{
    float: left;
    width: calc(25% - 20px);
    margin-right: 20px;
}
.snake-block .parent_five-block>.three-block{
    float: left;
    width: calc(25% - 20px);
    margin-right: 20px;
}
.snake-block .parent_five-block>.four-block{
    float: left;
    width: calc(25% - 0px);
    margin-right: 0px;
}
.pic_list .img {
    position: relative;
    height: 190px;
    border-bottom: #ffc963 4px solid;
    border-radius: 3px 3px 0 0;
    background-size: cover;
}
.pic_list .img .num {
    position: absolute;
    bottom: 0;
    left: 0;
    font-family: Cambria;
    font-weight: bold;
    font-size: 4.2rem;
    line-height: 3rem;
    color: #ffc963;
}
.pic_list .title {
    font-family: Cambria;
    font-weight: bold;
    font-size: 1.8rem;
    line-height: 2.2rem;
    color: #252525;
    max-width: 288px;
    width:100%;
}
.pic_list .desc {
    font-size: 1.4rem;
    line-height: 1.8rem;
    color: #676767;
}
.snake-block .parent_six-block {
    padding: 0 15px;
    width: 100%;
}
.snake-block .parent_six-block:after {
    content: '';
    clear: both;
    display: block;
}
.snake-block .parent_six-block>.one-block{
    float: left;
    width: 50%;
}
.snake-block .parent_seven-block {
    padding: 0 15px;
    width: 100%;
    margin-top: 90px;
}
.snake-block .parent_seven-block:after {
    content: '';
    clear: both;
    display: block;
}
.snake-block .parent_seven-block>.one-block{
    float: left;
    width: calc(46% - 20px);
    margin-right: 20px;
}
.snake-block .parent_seven-block>.two-block{
    float: left;
    width: 54%;
}
.snake-block .parent_seven-block>.one-block .image-wrapper5 {
    float: right;
    max-width: 300px;
}

h2{
    font-size:2.4rem;
}
.image-wrapper3{
    /*max-width: 620px;*/
}

.wd{
    width:640px;
}
.snake-block .parent_seven-block>.two-block .block_title {
        margin-top:30px;
    }



.div-icon{
    background-color: #dbdad5;
    padding: 30px 75px 25px;
    border-radius: 5px;
}
.div-icon .title{
    font-family: Cambria;
    font-weight: bold;
    font-size: 1.36rem;
    line-height: 2.2rem;
    color: #252525;
    text-align: center;
}
.div-icon .div-icon-content{
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-justify-content: space-between;
    -ms-flex-pack: justify;
    justify-content: space-between;
}
.div-icon .div-icon-content-item{
    max-width: 130px;
    width: 100%;
    text-align: center;
    margin-top: 25px;
}
.div-icon .under-title{
    font-family: Cambria;
    font-weight: bold;
    font-size: 1.36rem;
    line-height: 2.2rem;
    color: #252525;
}

@media (max-width:1280px) {
    .content-up{
        margin-bottom: 50px;
    }
    .snake-block {
        padding-top: 50px;
        background-image: none;
    }
    .snake-block .parent_one-block>.one-block .block_title {
        margin-top: 30px;
    }
    .snake-block .parent_four-block{
        margin-top: 35px;
    }
    .snake-block .parent_seven-block{
        margin-top: 15px;
    }
    .snake-block .parent_seven-block>.two-block .block_title{
        margin-top: 40px !important;
    }
    .div-icon{
        padding: 30px 55px 25px;
    }
    .div-icon .div-icon-content-item{
        max-width: 120px;
    }
}
@media (max-width:1223px) {
    .snake-block .parent_three-block>.two-block .block_title {
        margin-top: 25px;
    }
    .snake-block .parent_five-block>.one-block {
        float: left;
        width: calc(33.33333% - 20px);
        margin-right: 20px;
        margin-bottom: 30px;
    }.snake-block .parent_five-block>.two-block {
        float: left;
        width: calc(33.33333% - 20px);
        margin-right: 20px;
        margin-bottom: 30px;
    }.snake-block .parent_five-block>.three-block {
        float: left;
        width: calc(33.33333% - 20px);
        margin-right: 20px;
        margin-bottom: 55px;
    }
    .snake-block .parent_five-block>.four-block {
        float: left;
        width: calc(33.33333% - 20px);
        margin-right: 20px;
        margin-bottom: 30px;
    }
    .div-icon{
        padding: 15px 25px 15px;
    }
    .div-icon .div-icon-content-item{
        max-width: 120px;
        margin-top: 15px;
    }
}

@media (max-width:1023px) {
    
    .snake-block .parent_one-block>.one-block {
        float: none;
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .snake-block .parent_one-block>.two-block {
        float: none;
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .image-wrapper1 {
        display: none;
    }
    .snake-block .parent_two-block .clearing {
        clear: both;
    }
    .snake-block .parent_three-block>.one-block {
        float: none;
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .snake-block .parent_three-block>.one-block .wd{
        width: auto;
    }
    .snake-block .parent_four-block>.one-block {
        float: none;
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .snake-block .parent_four-block>.two-block img{
        display: block;
        width: 100%;
        border-radius: 3px;
    }
    .snake-block .parent_four-block>.two-block {
        float: none;
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_1_one {
        width: calc(50% - 20px);
        margin-right: 20px;
    }
    .icon_box.icon_box_1_two {
        width: calc(50% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_1_three {
        width: calc(50% - 20px);
        margin-right: 20px;
    }
    .icon_box.icon_box_1_four {
        width: calc(50% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_1_five {
        width: calc(50% - 20px);
        margin-right: 20px;
    }
    .snake-block .parent_four-block .clearing {
        clear: both;
    }
    .icon_box.icon_box_2_one {
        width: calc(50% - 20px);
        margin-right: 20px;
    }
    .icon_box.icon_box_2_four {
        width: calc(50% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_2_five {
        width: calc(50% - 20px);
        margin-right: 20px;
    }
    .snake-block .parent_three-block>.one-block {
        float: none;
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .snake-block .parent_three-block>.two-block {
        float: left;
        width: calc(50% - 20px);
        margin-right: 20px;
    }
    .snake-block .parent_five-block>.one-block {
        float: left;
        width: calc(50% - 20px);
        margin-right: 20px;
        margin-bottom: 30px;
    } 
    .snake-block .parent_five-block>.two-block {
        float: left;
        width: calc(50% - 20px);
        margin-right: 20px;
        margin-bottom: 30px;
    } 
    .snake-block .parent_five-block>.three-block {
        float: left;
        width: calc(50% - 20px);
        margin-right: 20px;
        margin-bottom: 30px;
    } 
    .snake-block .parent_five-block>.four-block {
        float: left;
        width: calc(50% - 20px);
        margin-right: 20px;
        margin-bottom: 30px;
    }
    .snake-block .parent_six-block>.one-block {
    float: none;
    width: calc(100% - 0px);
    margin-right: 0px;
    }
    .snake-block .parent_seven-block {
        padding: 0 15px;
        width: 100%;
        margin-top: 30px;
    }
    .snake-block .parent_seven-block>.one-block {
        float: none;
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .snake-block .parent_seven-block>.two-block {
        float: none;
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .snake-block .parent_seven-block>.one-block .image-wrapper5 {
        float: none;
        max-width: 300px;
        display: none;
    }
    .snake-block .parent_seven-block>.two-block .block_title {
        margin-top: 0px;
    }
    .snake-block .parent_four-block {
        margin-top: 0px;
    }
    .icon_box.icon_box_2_one {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_2_two {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_2_three {
        width: calc(100% - 20px);
        margin-right: 20px;
        margin-bottom: 20px;
    }
    .div-icon{
        padding: 30px 75px 25px;
        margin-bottom: 20px;
    }
    .div-icon .div-icon-content{
        -webkit-justify-content: space-around;
        -ms-flex-pack: distribute;
        justify-content: space-around;
    }
    .div-icon .div-icon-content-item{
        max-width: 130px;
        margin-top: 25px;
    }
}
@media (max-width:991px){
    .parent_two-block .icon_box img{
        margin: 0 auto;
    }
    .parent_two-block .icon_box{
        text-align: center;
    }
}
@media (max-width:767px){
    .promo-block .content {
        padding-left: 0px;
        padding-right: 0px;
    }
    .promo-block .content .info {
        margin-left: 0px;
        margin-right: 0px;
        padding: 40px 30px 100px;
    }
    .button-group {
        text-align: center;
    }
    .snake-block .parent_five-block>.one-block {
        float: left;
        width: 100%;
        margin-bottom: 30px;
    }

    .snake-block .parent_five-block>.two-block {
        float: left;
        width: 100%;
        margin-bottom: 30px;
    }
    .snake-block .parent_five-block>.three-block {
        float: left;
        width: 100%;
        margin-bottom: 30px;
    }
    .snake-block .parent_five-block>.four-block {
        float: left;
        width: 100%;
        margin-bottom: 30px;
    }
    .parent_two-block .icon_box img{
        margin: 0 auto;
    }
    .parent_two-block .icon_box{
        text-align: center;
    }
    .icon_block-1 {
        width: calc(100% - 0px);
        float: none;
        margin-right: 0px;
        text-align: center;
    }
    .icon_block-2 {
        width: calc(100% - 0px);
        float: none;
        margin-right: 0px;
        text-align: center;
    }
    .icon_box .last{
        float: none;
        margin: 0 auto;
    }
    .icon_box .last.mb-45{
        margin-bottom: 20px !important;
    }
    .div-icon{
        padding: 30px 50px 25px;
    }
    .div-icon .div-icon-content{
        -webkit-flex-direction: column;
        -ms-flex-direction: column;
        flex-direction: column;
        -webkit-align-items: center;
        -ms-flex-align: center;
        align-items: center;
    }
    .div-icon .div-icon-content-item{
        max-width: 100%;
    }
}
@media (max-width:479px) {
    .promo-block .content .info {
        margin-top: 0px;
        margin-bottom: 0px;
        margin-left: 0px;
        margin-right: 0px;
        padding: 40px 30px 80px;
    }
    .video-block img {
        float: left;
        margin-right: 10px;
        width: 120px;
    }
    .video-block .info .title {
        font-family: Cambria;
        font-size: 1.4rem;
        line-height: 1.8rem;
        color: #252525;
    }
    
    .icon_box {
        float: none;
        text-align: center;
    }
    .icon_box img{
        float: none;
        display: inline-block;
    }
    .icon_box.icon_box_2_one img, .icon_box.icon_box_2_two img, .icon_box.icon_box_2_three img{
        float: none;
    }
    .icon_box:after {
        content: '';
        display: block;
        clear: both;
    }
    .icon_box.icon_box_1_one {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_1_two {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_1_three {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_1_four {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_1_five {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_2_one {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_2_two {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_2_three {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_2_four {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .icon_box.icon_box_2_five {
        width: calc(100% - 0px);
        margin-right: 0px;
    }
    .parent_two-block .icon_box img{
        margin: 0 auto;
    }
    .parent_two-block .icon_box{
        text-align: center;
    }
}
@media(max-width: 414px){
    .div-icon{
        padding: 30px 30px 25px;
    }
}
@media(max-width: 320px){
    .div-icon{
        padding: 20px 10px 20px;
    }
}

/*.snake-block .parent_five-block>.three-block {
    float: left;
    width: 30.33333%;
    margin-right: 0px;
}*/
.block_mini_title {
    font-family: Cambria;
    font-size: 2.4rem;
    line-height: 2.6rem;
    color: #252525;
    font-weight: bold;
}