texmath.css

/* style for html inside of browsers */
/* align KaTeX font-size to surrounding text */
.katex { font-size: 1em !important; }
/* supress effect of display formulas with eqno having bigger margin */
.katex-display { margin:0 !important; }
/* overwrite github-markdown.css asymmetric margin values */
.markdown-body blockquote, .markdown-body dl, .markdown-body ol, .markdown-body p, .markdown-body pre, .markdown-body table, .markdown-body ul {
    margin-top: 8px;
    margin-bottom: 8px;
}

eq { display: inline-block; }
eqn { display: block; margin: 0; }
section.eqno {
    display: flex;
    flex-direction: row;
    align-content: space-between;
    align-items: center;
    
}
section.eqno > eqn {
    width: 100%;
    margin-left: 3em;
}
section.eqno > span {
    width:3em;
    text-align:right;
}