--- a/rst.css	Tue Apr 08 23:51:35 2014 +0300
+++ b/rst.css	Tue Apr 08 23:51:53 2014 +0300
@@ -6,7 +6,7 @@
 a:hover { background: bisque; border-radius: 10px; padding: 1px; }
 p { text-indent: 2em; }
 p:first-letter { font-weight: bold; }
-.literal-block {
+.formula, .literal-block {
     margin: 0 0 0 4em;
     padding: 5px;
     border: 1px;
@@ -15,5 +15,33 @@
     background-color: LightYellow;
     overflow: auto;
 }
-table { border-collapse:collapse; margin-left:auto; margin-right:auto; }
-table, tr, td { padding: 3px; border: 1px dotted maroon; background-color: cornsilk; }
+table {
+    border-collapse:collapse;
+    margin-left:auto;
+    margin-right:auto;
+}
+table, tr, td {
+    border: 1px dotted maroon;
+    background-color: cornsilk;
+}
+table tr td {
+    margin: 3px;
+    padding: 3px;
+}
+
+.cr { color: red; }
+.cg { color: green; }
+
+colgroup { display: none; }
+
+pre span.keyword {
+    color: blue;
+}
+pre span.function {
+    color: brown;
+}
+pre span.literal {
+    color: green;
+}
+
+