attempt to fix wide tables on RTD

Author: whitews

docs/_static/css/custom.css

@@ -18,4 +18,12 @@ dt.field-even {
 
 dd.field-even {
     padding-top: 27px;
+}
+
+/*
+For RTD tables from Markdown, force tables to wrap-around
+so they don't scroll horizontally.
+*/
+.wy-table-responsive table td, .wy-table-responsive table th {
+    white-space: unset !important;
 }