/* banner部分 */

.banner {
    width: 100%;
    height: 360px;
    background: url('../img/appload-banner.png') top center no-repeat;
    -moz-background-size: cover;
         background-size: cover;
}

@media (min-width: 992px) {
    .banner {
        height: 480px;
    }
}

@media (min-width: 1200px) {
    .banner {
        height: 540px;
    }
}


@media (min-width: 1600px) {
    .banner {
        height: 600px;
    }
}

.banner .container {
    height: 100%;
    overflow: hidden;
}

.banner .left {
    width: 290px;
}

.slogan-box {
    text-align: right;
    color: #ffffff;
}

.slogan-1 {
    padding-top: 36px;
    font-size: 38px;
    letter-spacing: 4px;
    font-weight: bold;
}

.slogan-2 {
    font-size: 30px;
    letter-spacing: 2px;
}

.QRcode-box {
    float: right;
    padding-top: 24px;
    width: 100px;
    text-align: center;
}

.QRcode-box img {
    width: 100%;
}

.QRcode-box p {
    width: 100%;
    font-size: .14rem;
    color: #333333;
    font-weight: bold;
    padding-top: 10px;
}

.button-box {
    width: 150px;
    float: right;
    margin-right: .32rem;
    padding-top: 30px;
}

.button-box.win {
    width: 166px;
}

.button-box a {
    width: 100%;
    height: 36px;
    display: block;
    background: #ffffff;
    -moz-border-radius: 18px;
         border-radius: 18px;
    margin-bottom: 24px;
    padding: 0 10px 0 40px;
    line-height: 36px;
    font-size: 16px;
    color: #231815;
    text-align: center;
    position: relative;
}

.button-box a i {
    position: absolute;
    top: 0;
    left: 12px;
    font-size: 24px;
    vertical-align: middle;
    padding-right: 5px;
}

.right .button-box {
    margin-top: 270px;
    margin-left: 125px;
}

@media (min-width: 992px) {
    .banner .left {
        width: 400px;
    }

    .slogan-1 {
        padding-top: .6rem;
        font-size: 50px;
        letter-spacing: 8px;
    }

    .slogan-2 {
        padding-top: .08rem;
        font-size: 36px;
        letter-spacing: 4px;
    }

    .QRcode-box {
        padding-top: 40px;
        width: 156px;
    }

    .QRcode-box p {
        font-size: .14rem;
    }

    .button-box {
        width: 2rem;
        margin-right: .4rem;
        padding-top: 54px;
    }

    .button-box.win {
        width: 2.2rem;
    }

    .button-box a {
        height: .46rem;
        -moz-border-radius: .23rem;
             border-radius: .23rem;
        margin-bottom: .32rem;
        padding: 0 .2rem 0 .5rem;
        line-height: .46rem;
        font-size: .2rem;
    }

    .button-box a i {
        left: .2rem;
        font-size: .3rem;
        padding-right: 8px;
    }

    .right .button-box {
        margin-top: 345px;
        margin-left: 165px;
    }
}

@media (min-width: 1200px) {
    .banner .left {
        width: 4.8rem;
    }

    .slogan-1 {
        font-size: .56rem;
    }

    .slogan-2 {
        font-size: .44rem;
    }

    .QRcode-box {
        width: 1.7rem;
    }

    .QRcode-box p {
        letter-spacing: 1px;
    }

    .button-box {
        margin-right: .46rem;
        padding-top: 60px;
    }

    .right .button-box {
        margin-top: 390px;
        margin-left: 225px;
    }
}

@media (min-width: 1600px) {
    .QRcode-box {
        padding-top: 26px;
    }
    .button-box {
        padding-top: 50px;
    }
    .right .button-box {
        margin-left: 300px;
    }
    .right .button-box {
        margin-top: 450px;
        margin-left: 300px;
    }
}

.banner-content {    
    position: relative;
}

.banner-content::after {
    content: '';
    display: block;
    width: 0;
    height: 0;
    border-width: 12px;
    border-style: solid;
    border-color: transparent transparent #ffffff transparent;
    position: absolute;
    bottom: 0;
    left: 3.2rem;
}

/* 主体展示部分 */

.main .item {
}

.main .item-bg:nth-child(2n+1) {
    background: #ffffff;
}

.main .item-bg:nth-child(2n+1) .img-box {
    float: left;
}

.main .item-bg:nth-child(2n+1) .word-box {
    float: right;
}

.main .item-bg:nth-child(2n) .img-box {
    float: right;
}

.main .item-bg:nth-child(2n) .word-box {
    float: left;
}

.main .item .img-box,
.main .item .word-box {
    width: 100%;
    height: 400px;
    text-align: center;
}

.main .item .img-box img {   
    margin-top: 20px;
    width: 80%;
}

.main .item-head {
    padding-top: 80px;
    font-size: .42rem;
    line-height: .65rem;
    font-weight: bold;
}

.main .item-desc {
    padding-top: .3rem;
    font-size: .28rem;
    line-height: .54rem;
}

.main .item-desc span {
    color: #f56143;
}


@media (min-width: 992px) {
    .main .item .img-box,
    .main .item .word-box {
        width: 50%;
        height: 480px;
    }

    .main .item .word-box {
        width: 40%;
    }   

    .main .item .img-box img {
        margin-top: 60px;
        width: 100%;
    }

    .main .item-head {
        padding-top: 100px;
    }

    .main .item-bg:nth-child(2n+1) .word-box {
        text-align: left;
    }

    .main .item-bg:nth-child(2n) .word-box {
        text-align: right;
    }
}

@media (min-width: 1200px) {
    .main .item .img-box,
    .main .item .word-box {
        height: 5.6rem;
    }

    .main .item .img-box img {
        margin-top: 60px;
    }

    .main .item-head {
        padding-top: 1.5rem;
    }
}