html,
body {
    background: white;
    font-size: 14px;
    padding: 0;
    margin: 0 auto;
    max-width: 450px;
    /* overflow: hidden; */
}

.bg-top {
    position: relative;
}
.img {
    position: absolute;
}
.tshow {
    display: block;
}
.bottom-btn {
    position: absolute;
    background: url(../imgs/btn_bb.png) no-repeat;
    width: 120px;
    height: 30.33px;
    background-size: 80%;
    transform: translateX(-50%) scale(2.2);
    left: 54%;
    z-index: 3;
    margin-top: 170%;
}

.bottom-ios-btn {
    position: absolute;
    background: url(../imgs/btn_ios.png) no-repeat;
    width: 120px;
    height: 30.33px;
    background-size: 80%;
    transform: translateX(-50%) scale(2.2);
    left: 54%;
    z-index: 3;
    margin-top: 170%;
}

.bottom-android-btn {
    position: absolute;
    background: url(../imgs/btn_android.png) no-repeat;
    width: 120px;
    height: 30.33px;
    background-size: 80%;
    transform: translateX(-50%) scale(2.2);
    left: 54%;
    z-index: 3;
    margin-top: 170%;
}

.full-screen-image {
    width: 100%;
    height: 100vh;
    background-size: cover;
}

.top-btn {
    position: absolute;
    margin: 4% 0% 15% 68%;
    background: url(../imgs/btn_bb.png) no-repeat;
    width: 29%;
    height: 40px;
    background-size: 100%;
    z-index: 3;
}
.top-ios-btn {
    position: absolute;
    margin: 4% 0% 15% 68%;
    background: url(../imgs/btn_ios.png) no-repeat;
    width: 29%;
    height: 40px;
    background-size: 100%;
    z-index: 3;
}
.top-android-btn {
    position: absolute;
    margin: 4% 0% 15% 68%;
    background: url(../imgs/btn_android.png) no-repeat;
    width: 29%;
    height: 40px;
    background-size: 100%;
    z-index: 3;
}
.top-text {
    color: white;
    width: 200px;
    z-index: 3;
    line-height: 6px;
    text-align: left;
    position: absolute;
    margin: 2% 1% 1% 4%;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
}
.top-text .t1 {
    font-size: 18px;
}
.top-text .t2 {
    font-size: 10px;
}

.down-btn {
    background: url(../imgs/down_btn.png) no-repeat;
    width: 120px;
    height: 30.33px;
    background-size: 100%;
    position: absolute;
    left: 50%;
    /*margin-left: -71.5px;*/
    transform: translateX(-50%) scale(1.7);
    top: 60.6666%;
}
.qr-code {
    background: url(../imgs/qrcode.png) no-repeat;
    width: 45%;
    height: 45%;
    background-size: 30%;
    position: absolute;
    left: 85%;
    /*margin-left: -71.5px;*/
    transform: translateX(-50%) scale(2.2);
    top: 101%;
    /* display: none; */
}
.qy-btn {
    background: url(../imgs/ios_btn2.png) no-repeat;
    width: 120px;
    height: 36px;
    background-size: 90%;
    position: absolute;
    left: 53%;
    /*margin-left: -71.5px;*/
    transform: translateX(-50%) scale(2.2);
    top: 73%;
    /* display: none; */
}

.az-btn {
    background: url(../imgs/az_btn2.png) no-repeat;
    width: 120px;
    height: 36px;
    background-size: 90%;
    position: absolute;
    left: 53%;
    /*margin-left: -71.5px;*/
    transform: translateX(-50%) scale(2.2);
    top: 84%;
    /* display: none; */
}

.arrow {
    background: url(../imgs/arrow.png) no-repeat;
    width: 5rem;
    height: 5rem;
    background-size: 100%;
    position: absolute;
    right: 1rem;
    top: 1rem;
}

.mask {
    position: absolute;
    width: 100%;
    height: 100%;
    background: #000;
    opacity: .5;
    top: 0;
}

.md {
    display: none;
    z-index: 4;
}

.text {
    width: 50%;
    position: absolute;
    right: 0;
    top: 7rem;
}

p {
    color: #fff;
    text-align: center;
}

.company_name {
    color: #faca97;
    position: absolute;
    bottom: 30px;
    left: 0;
    width: 100%;
    text-align: center;
}

#xinrenButton {
    display: none;
}

.footer {
    position: absolute;
    text-align: left;
    z-index: 3;
    margin-top: 195%;
}
.footer-left {
    left: 4%;
}

.footer-right {
    left: 58%;
}

.footer > p {
    color: darkblue;
    font-size: 9px;
    line-height: 10px;
    text-align: left;
}