/* 公共 */
.fnt_42{
    font-size: 42px;
}
.fnt_32{
    font-size: 32px;
}
.fnt_18{
    font-size: 18px;
}
.pt_94{
    padding-top: 94px;
}
.pt_210{
    padding-top: 210px;
}
.pb_64{
    padding-bottom: 64px;
}
.pb_70{
    padding-bottom: 70px;
}

@media only screen and (max-width: 1520px){
    .fnt_42{
        font-size: 34px;
    }
    .fnt_32{
        font-size: 24px;
    }
    .fnt_18{
        font-size: 16px;
    }
    .pt_94{
        padding-top: 70px;
    }
    .pt_210{
        padding-top: 150px;
    }
    .pb_64{
        padding-bottom: 50px;
    }
    .pb_70{
        padding-bottom: 50px;
    }
}

@media only screen and (max-width: 1300px){
    .fnt_42{
        font-size: 30px;
    }
    .fnt_32{
        font-size: 20px;
    }
    .pt_94{
        padding-top: 60px;
    }
    .pt_210{
        padding-top: 100px;
    }
    .pb_64{
        padding-bottom: 40px;
    }
    .pb_70{
        padding-bottom: 40px;
    }
}

@media only screen and (max-width: 1140px){
    .fnt_42{
        font-size: 26px;
    }
    .fnt_32{
        font-size: 18px;
    }
    .fnt_18{
        font-size: 14px;
    }
    .pt_94{
        padding-top: 60px;
    }
    .pt_210{
        padding-top: 100px;
    }
}

@media only screen and (max-width: 1023px){
    .fnt_42{
        font-size: 23px;
    }
    .fnt_32{
        font-size: 17px;
    }
    .pt_94{
        padding-top: 50px;
    }
    .pt_210{
        padding-top: 60px;
    }
    .pb_64{
        padding-bottom: 30px;
    }
    .pb_70{
        padding-bottom: 30px;
    }
}

@media only screen and (max-width: 767px){
    .fnt_32{
        font-size: 16px;
    }
    .pt_94{
        padding-top: 40px;
    }
    .pt_210{
        padding-top: 40px;
    }
    .pb_64{
        padding-bottom: 30px;
    }
    .pb_70{
        padding-bottom: 30px;
    }
}
/* 内容区 */
.media-banner{
    background: #707070;
}
.media-banner video {
    width: 100%;
}

.media-introduction {
    text-align: center;
}

.media-introduction {
    color: #707070;
}

.media-introduction h1{
    margin-bottom: 18px;
    font-weight: normal;
}

.media-introduction p{
    line-height: 1.7em;
}

.media-case{
    color: #fff;
}

.media-case li {
    float: left;
    width: 50%;
    position: relative;
}

.media-case li:hover img{
    transform: scale(1.08);
    -webkit-transform: scale(1.08);
    -moz-transform: scale(1.08);
    -ms-transform: scale(1.08);
    -o-transform: scale(1.08);
}

.media-case li .img {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 47.19%;
    background: #707070;
    overflow: hidden;
}

.media-case .img img {
    position: absolute;
    width: 100%;
    height: 100%;
    transition: all 0.5s;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -ms-transition: all 0.5s;
    -o-transition: all 0.5s;
}

.media-case li .content {
    position: absolute;
    right: 3.125em;
    top: 2.281em;
}

.media-case li:nth-of-type(even) .content{
    right: auto;
    top: auto;
    left: 2.5em;
    bottom: 3.438em;
}

.media-case li .content p{
    line-height: 1.31em;
    padding-left: 24px;
    position: relative;
}

.media-case li .content p::before{
    content: '/';
    position: absolute;
    left: 0;
    top: 0;
}

.media-server{
    color: #707070;
    text-align: center;
}

.media-server h1{
    font-weight: normal;
    letter-spacing: 4px;
    margin-bottom: 12px;
}

.media-qrcode{
    padding-top: 64px;
    width: 400px;
    margin: 0 auto;
}

.media-qrcode-left, .media-qrcode-right{
    float: left;
    margin: 0 44px;
    width: 156px;
}

.media-qrcode-left img, .media-qrcode-right img{
    max-width: 100%;
}

.media-qrcode-left{
    margin-left: 0px;
}

.media-qrcode-right{
    margin-right: 0px;
}

.media-qrcode p{
    margin-top: 26px;
}

@media only screen and (max-width: 1300px){
    .media-qrcode p{
        margin-top: 20px;
    }
    .media-qrcode{
        padding-top: 40px;
    }
}
@media only screen and (max-width: 1023px){
    .media-qrcode-left, .media-qrcode-right{
        margin: 0;
    }
    .media-qrcode-left img, .media-qrcode-right img{
        max-width: 70%;
    }
}
@media only screen and (max-width: 767px){
    .media-case li .img{
        height: 180px;
        padding-bottom: 0px;
    }
    .media-case li .img img{
        position: relative;
        height: 100%;
        width: auto;
        left: 50%;
        top: 0;
        transform: translateX(-50%);
        -webkit-transform: translateX(-50%);
        -moz-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
        -o-transform: translateX(-50%);
    }
    .media-qrcode-left img, .media-qrcode-right img{
        max-width: 50%;
    }
    .media-qrcode{
        display: inline-block;
        width: auto;
        padding-top: 25px;
    }
    .media-qrcode p{
        margin-top: 10px;
    }
    .media-case li .content p{
        font-size: 14px;
        padding-left: 16px;
    }
    .media-case li .content{
        right: 1.425em;
        top: 1.481em;
    }
    .media-case li:nth-of-type(even) .content{
        left: 1.8em;
        bottom: 2.038em;
    }

}

.media-banner{position: relative;}
.media-banner .media_banner_txt{position: absolute; left:14.0625%; top:25%; width: 31.25%; height: auto;z-index: 10;}