html{
    height: 100vh;
    font-size: 12px;
    height: 100%;
    max-width: 675px;
    margin: auto;
}
body{
    max-width: 675px;
    position: absolute;
    margin: 0;
    padding: 0;
    height: 100vh;
    background: url(/images/bg.jpg) no-repeat left;
    background-size: 100% 100%;
}

.header {
    background-color: rgba(179, 175, 175, 0.11);
    opacity: 0.9;
    width: 100%;
    height: 1.5rem;
    padding: 5px 0;
    position: fixed;
    top: 0px;
    max-width: 675px;
}

.logo {
    max-width: 675px;
    float: left;
    margin-left: 5%;
    margin-top: 4%;
    height: 1rem;
    width: 1rem;
    background: url(/images/icon.png) no-repeat left;
    background-size: 100% auto;
    z-index: 9999999 !important;
}

.title {
    max-width: 675px;
    float: left;
    font-family: serif;
    margin-top: 4%;
    margin-left: 3%;
    height: 1rem;
    color: black;
    font-size: 0.25rem;
    line-height: 1rem;
    font-weight: bold;
}


.title-text {
    max-width: 675px;
    position: relative;
    top: 1rem;
    width: 74%;
    margin: 13%;
}


.content-bg {
    max-width: 675px;
    top: 0.4rem;
    position: relative;
    width: 80%;
    margin-left: 10%;
}

.download-btn {
    max-width: 675px;
    margin: auto;
    position: fixed;
    bottom: 1rem;
    height: 1rem;
    line-height: 1rem;
    font-size: 18px;
    color: #FFFFFF;
    width: 100%;
    text-align: center;
    border-radius: 20px;
}

.click {
    max-width: 675px;
    width: 2rem;
    height: 0.6rem;
    line-height: 0.6rem;
    text-align: center;
    border: 1px solid;
    border-radius: 10px;
    background: #2e297773;
    margin-top: 7%;
    margin-right: 5%;
    color: white;
    float: right;
    font-size: .3rem;
}

.download-btn span {
    bottom: 1rem;
    display: inline-block;
    height: 1rem;
    line-height: 1rem;
    font-size: 18px;
    color: #FFFFFF;
    margin: auto;
    width: 80%;
    background: #b13507;
    text-align: center;
    border-radius: 20px;
}

img {
    vertical-align: top;
    margin-top: -1px;
}

.wxtip {
    background: rgba(0, 0, 0, 0.8);
    text-align: center;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 998;
    display: none;
}

.wxtip-icon {
    width: 52px;
    height: 67px;
    background: url(data:image/png;base64,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) no-repeat;
    display: block;
    position: absolute;
    right: 30px;
    top: 20px;
}

.wxtip-txt {
    padding-top: 107px;
    color: #fff;
    font-size: 16px;
    line-height: 1.5;
}