#body {
    background: linear-gradient(180deg, rgba(198, 231, 255, 0.40) 0%, rgba(198, 231, 255, 0.20) 100%);
    padding: 20px 4px 8px;
}
.pages {
    padding: 20px;
    font-family: 宋体;
    background-color: rgba(255, 255, 255, 0.80);
    border-radius: 16px;
}
.pages .pic {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.pages .pic img {
    width: 36px;
}
h3 {
    font-size: 20px;
    color: #1F1F1F;
    font-weight: 700;
    text-align: center;
}
h4 {
    font-size: 16px;
    line-height: 24px;
    color: #1F1F1F;
    font-weight: 400;
    text-align: center;
}
div {
    font-size: 15px;
    line-height: 22px;
}