diff --git a/assets/custom.css b/assets/custom.css
index 6dd256c..ef97dde 100644
--- a/assets/custom.css
+++ b/assets/custom.css
@@ -1,2 +1,21 @@
 /* Place custom css here. */
-dl dd {margin-left: 2em;}
+
+/* Definitionen einrücken */
+dl dd {
+	margin-left: 2em;
+}
+
+/* Notiz-Block/Anmerkungen */
+.note {
+	border: .25em solid #FCAF3E;
+	padding: .5em;
+	background:#FCE94F;
+}
+
+/* Fußnoten - <https://geekthis.net/post/hugo-footnotes-and-citations/> */
+a.footnote-ref::before {
+	content: '[';
+}
+a.footnote-ref::after {
+	content: ']';
+}