body {
    font-size: 16px;
    font-weight: normal;
    font-family: "Noto Sans CJK SC", "Source Han Sans SC", "Source Han Sans CN", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.formula-text-center {
    margin-left: auto;
    margin-right: auto;
    display: block;
    font-size: 18px;
    text-align: center;
}

.markdown {
    summary {
        font-size: 16px;
        font-weight: bold;
    }

    figure {
        img {
            text-align: right;
            margin-left: auto;
            margin-right: auto;
            display: block;
        }

        figcaption {
            text-align: center;
        }
    }
}