added 'oeru2' table styles

css/oeru_course_core_alter.css

@@ -704,3 +704,67 @@ a.external {
 @media (max-width: 991px) {
     #primary .third-level-nav .col-md-12 { padding-right: 0 !important; }
 }
+
+/* Simonne's explanatory tables... */
+table.oeru2 {
+    *border-collapse: collapse; /* IE7 and lower */
+    border-spacing: 0;
+    margin-bottom: 1em;
+}
+table.oeru2 {
+    border: solid #ccc 1px;
+    border-radius: 6px;
+    box-shadow: 0 1px 1px #ccc;         
+}
+table.oeru2 tr:hover {
+    background: #fbf8e9;
+    -o-transition: all 0.1s ease-in-out;
+    -webkit-transition: all 0.1s ease-in-out;
+    -moz-transition: all 0.1s ease-in-out;
+    -ms-transition: all 0.1s ease-in-out;
+    transition: all 0.1s ease-in-out;
+}
+table.oeru2 td, .oeru2 th {
+    border-left: 1px solid #ccc;
+    border-top: 1px solid #ccc;
+    padding: 0.2em;
+    text-align: left;
+    vertical-align: top;
+}
+table.oeru2 th {
+    -webkit-box-shadow: 0 1px 0 rgba(255,255,255,.8) inset;
+    -moz-box-shadow:0 1px 0 rgba(255,255,255,.8) inset;
+    box-shadow: 0 1px 0 rgba(255,255,255,.8) inset;
+    border-top: none;
+    text-shadow: 0 1px 0 rgba(255,255,255,.5);
+}
+table.oeru2 td:first-child, table.oeru2 th:first-child {
+    border-left: none;
+}
+table.oeru2 th:first-child {
+    border-radius: 6px 0 0 0;
+}
+table.oeru2 th:last-child {
+    border-radius: 0 6px 0 0;
+}
+table.oeru2 th:only-child{
+    border-radius: 6px 6px 0 0;
+}
+table.oeru2 tr:last-child td:first-child {
+    border-radius: 0 0 0 6px;
+}
+table.oeru2 tr:last-child td:last-child {
+    border-radius: 0 0 6px 0;
+}
+table.oeru2 {
+	width: 90%;
+	border: 5px #666 solid;
+	margin-left: auto;
+	margin-right: auto;
+}
+table.oeru2 th { background-color: #a1d17c !important; }
+table.oeru2 td { background-color: #c0fa94 !important; }
+table.oeru2 pre {
+	margin-left: 1.5em;
+	margin-right: 1.5em;
+}