table support

static/css/markdown.css

@@ -179,6 +179,40 @@ pre:has(code.language-mermaid) {
   text-align: center;
 }
 
+/* Tables */
+table {
+  border-collapse: collapse;
+}
+
+th {
+  border-bottom: 2px solid var(--separator-color);
+}
+
+th,
+td {
+  padding: 5px;
+  border: 1px solid var(--separator-color);
+}
+
+/* No borders on the outer edges of the table */
+table tr:last-child td {
+  border-bottom: 0;
+}
+
+table tr:first-child th {
+  border-top: 0;
+}
+
+table tr td:first-child,
+table tr th:first-child {
+  border-left: 0;
+}
+
+table tr td:last-child,
+table tr th:last-child {
+  border-right: 0;
+}
+
 @media print {
   /* Better colors for paper */
   blockquote {