restore custom CSS for tables

Signed-off-by: Nicholas Curtis <nicurtis@amd.com>

src/docs-2.x/_static/css/custom.css

@@ -0,0 +1,7 @@
+.noscroll-table td {
+    white-space: normal !important;
+}
+
+.wy-nav-content {
+    max-width: 75% !important;
+}