/* 
iphone5 :320px
iphonex :375px
iphone 6,7,8plus:414px 
ipad : 768px
ipad pro 1024px
使用rem适配加上media适配。
*/


/* 移动端适配 
小于750使用rem 
*/


/* .noscroll body {
    overflow: hidden;
} */

@media screen and (max-width:1023px) {

    body,
    html {
        margin: 0;
        padding: 0;
    }

    /* banner */
    .banner {
        position: relative;
        /* height: 47.6rem; */
        width: 23.3rem;
        min-width: none;
        min-height: none;
        /* background-image: url("../imgs/banner.jpg"); */
        background-repeat: no-repeat;
        background-size: cover;
        background-position: center bottom;
        margin: auto;
        /* overflow: hidden; */
    }

    .banner_bg {
        display: none;
    }

    .banner>.center {
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-self: center;
        align-items: center;
        overflow: hidden;
        background-image: url("");
        box-sizing: border-box;
        height: 100%;
        text-align: center;
        transform: none;
    }

    .banner>.center>.title_text {
        font-family: "PingFang SC";
        font-weight: 300;
        font-size: 1rem;
        margin-top: 5.7rem;
        color: white;
        width: 100%;
    }

    .banner>.center>.title_text>img {
        width: 4.28rem;
        height: 4.28rem;
    }

    .banner>.center>.title_text>.big_title {
        font-size: 2.14rem;
        font-weight: 400;
        /* margin-bottom: 1.14rem;
        margin-top: 1.4rem; */
        line-height: 2.35rem;
    }

    .banner>.center>.title_text>.subtitle_text {
        font-size: 1.4rem;
        margin-top: .42rem;
        line-height: 1.5rem;
    }

    .banner>.center>.title_text>.desciption_text {
        width: 100%;
        font-size: .85rem;
        line-height: 2.2rem;
    }

    .title_text .desciption_text.first-ele {
        margin-top: 1.5rem;
    }

    .title_text .desciption_text:last-of-type {
        margin-top: 0;
    }

    .banner_mock {
        margin-top: 5.14rem;
        margin-bottom: 5.14rem;
    }

    .banner_mock img {
        width: 100%;
    }

    .button_container {
        display: flex;
        width: 100%;
        margin-top: 3.57rem;
        flex-direction: column;
        align-items: center;
        justify-content: space-between;
        font-weight: 300;
    }

    .download-btn {
        width: 17.57rem;
        height: 3.6rem;
        border-radius: 1.8rem;
        font-size: 1rem;
    }

    .download-btn .iconfont {
        font-size: 1.6rem;
    }

    .download-btn:last-of-type {
        margin-top: 1.86rem;
    }

    .button_before {
        width: 19rem;
        height: 3.8rem;
        border-radius: 5rem;
        text-align: center;
        line-height: 3.8rem;
        font-size: 1.3rem;
        color: white;
        box-sizing: border-box;
        border: 1px solid white;
        margin-bottom: 2rem;
        cursor: pointer;
    }

    /* footer */
    footer {
        width: 100%;
        height: 3.57rem;
    }

    footer>div {
        display: flex;
        flex-direction: column-reverse;
        justify-content: center;
        /* align-items: center; */
        background-color: var(--footer-bgc);
        width: 100%;
        height: 100%;
        box-sizing: border-box;
        padding: 0 1.7rem;
        font-size: 1rem;
        color: #999999 !important;
        line-height: 1.4rem;
    }

    /* modal */
    .modal_bg {
        position: absolute;
        left: 0;
        top: 0;
        z-index: 10;
        width: 100%;
        height: 100vh;
        /* background-color: rgba(197, 197, 197, .5); */
        display: none;
    }

    .modal_bg .qr_code {
        width: 15rem;
        height: 15rem;
        background-color: var(--primary-bgc);
        margin: 39rem auto 0;
        box-sizing: border-box;
        border: 1px solid #fff;
        border-radius: 4px;
        display: flex;
    }

    .modal_bg .qr_code .inner-box {
        width: 14rem;
        height: 14rem;
        margin: auto;
        display: flex;
        background: #fff;
    }

    .modal_bg .qr_code img {
        width: 13rem;
        height: 13rem;
        margin: auto;
    }
}