Add GitHub-inspired CSS for markdown tables

Author: themightychris

site-root/css/laddr/markdown.css

@@ -0,0 +1,24 @@
+/* Tables */
+.content-markdown table {
+    display: block;
+    width: 100%;
+    overflow: auto;
+}
+
+.content-markdown table th {
+    font-weight: bold
+}
+
+.content-markdown table th, .content-markdown table td {
+    padding: 6px 13px;
+    border: 1px solid #ddd
+}
+
+.content-markdown table tr {
+    border-top: 1px solid #ccc
+}
+
+.content-markdown table tr:nth-child(2n) {
+    background-color: #f8f8f8;
+    background-color: rgba(0, 0, 0, 0.05);
+}