/* Center each table as a whole block on the page: shrink it to its content
   width and give it equal left/right margins, instead of the Documenter theme
   default of full-width (left-aligned). This is about the table *block* — the
   text alignment within columns is separate (set per-column in the Markdown).
   !important beats the per-theme `.content table { width: 100% }` rules. */
.content table {
    display: table !important;       /* not block/flex, so auto margins center */
    width: fit-content !important;   /* shrink the block to its content */
    max-width: 100% !important;      /* but never overflow the column */
    margin-left: auto !important;    /* equal margins on both sides => centered */
    margin-right: auto !important;
}

/* Internal vertical grid lines between columns (not on the outer edges). */
.content table td + td,
.content table th + th {
    border-left: 1px solid rgba(128, 128, 128, 0.5) !important;
}