Refmarks lists

See #260

Author: philwareham

src/assets/sass/modules/_lists.scss

@@ -249,3 +249,40 @@ dd {
 .button-list {
     float: right;
 }
+
+/**
+ * Reference-mark notes lists (6 items).
+ *
+ * Example HTML:
+ *
+ * <ol class="list--refmarks">
+ */
+
+.list--refmarks {
+    padding: 0;
+    list-style: none;
+
+    li:nth-of-type(1)::before {
+        content: "\002a\0020"; // asterisk
+    }
+
+    li:nth-of-type(2)::before {
+        content: "\2020\0020"; // dagger
+    }
+
+    li:nth-of-type(3)::before {
+        content: "\2021\0020"; // double dagger
+    }
+
+    li:nth-of-type(4)::before {
+        content: "\00a7\0020"; // section
+    }
+
+    li:nth-of-type(5)::before {
+        content: "\00b6\0020"; // pilcrow
+    }
+
+    li:nth-of-type(6)::before {
+        content: "\2016\0020"; // parallel bars
+    }
+}