.md-typeset h1 {
    color: var(--md-default-fg-color);
    /* color: var(--md-default-fg-color--light); */
    font-size: 2em;
    line-height: 1.3;
    margin: 0 0 1.25em
}

.md-typeset h1,.md-typeset h2 {
    font-weight: 400;
    letter-spacing: -.01em
}

.md-typeset h2 {
    font-size: 1.5625em;
    line-height: 1.4;
    margin: 1.6em 0 .64em
}

.md-typeset h3 {
    font-size: 1.25em;
    font-weight: 400;
    letter-spacing: -.01em;
    line-height: 1.5;
    margin: 1.6em 0 .8em
}

.md-typeset h2+h3 {
    margin-top: .8em
}

.md-typeset h4 {
    font-weight: 700;
    letter-spacing: -.01em;
    margin: 1em 0
}

.md-typeset h5,.md-typeset h6 {
    color: var(--md-default-fg-color);
    /* color: var(--md-default-fg-color--light); */

    font-size: .8em;
    font-weight: 700;
    letter-spacing: -.01em;
    margin: 1.25em 0
}

/* 一行显示3列 */
.md-typeset .grid {
    grid-gap: .4rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 10rem), 1fr));
    margin: 1em 0;
}