* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100%;
    background: #fff;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: Arial, "Microsoft YaHei", sans-serif;
}

.poster-page {
    width: 100%;
    max-width: 750px;
    margin: 0 auto;
    overflow: hidden;
    background: #fff;
    padding-bottom: 72px;
}

.poster-slice-section {
    position: relative;
    width: 100%;
    line-height: 0;
}

.poster-slice-img {
    display: block;
    width: 100%;
    height: auto;
}

.qr-row {
    position: relative;
    width: 100%;
    line-height: 0;
}

.qr-slot-img {
    position: absolute;
    top: 2.666667%;
    z-index: 2;
    display: block;
    height: auto;
    margin: 0;
    max-width: none;
}

.qr-slot-1,
.qr-slot-2 {
    left: 34.722222%;
    width: 26.296296%;
}

.qr-slot-3 {
    left: 36.851852%;
    width: 26.296296%;
}

.download-hotspot {
    position: absolute;
    inset: 0;
    z-index: 4;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.download-fixed {
    position: fixed;
    left: 50%;
    bottom: calc(12px + env(safe-area-inset-bottom));
    z-index: 20;
    width: min(86%, 640px);
    height: 50px;
    transform: translateX(-50%);
    border: 0;
    border-radius: 25px;
    background: linear-gradient(90deg, #ff6a00 0%, #ff9d22 100%);
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    line-height: 50px;
    text-align: center;
    box-shadow: 0 8px 18px rgba(255, 106, 0, 0.25);
    -webkit-tap-highlight-color: transparent;
}

.mengban {
    display: none;
}

.mengban,
.show_Android,
.show_Iphone {
    z-index: 99;
}