diff --git a/scripts/make-footnote b/scripts/make-footnote
new file mode 100755
index 0000000..f225efa
--- /dev/null
+++ b/scripts/make-footnote
@@ -0,0 +1,5 @@
+#!/bin/sh
+id="$(wc -l /tmp/footnote_count | cut -d' ' -f1 | tr -d '\n')"
+echo -n "[${id}]"
+echo "${1}[${id}]" >> /tmp/footnotes
+echo ' ' >> /tmp/footnote_count
diff --git a/scripts/put-footnotes b/scripts/put-footnotes
new file mode 100755
index 0000000..b2c8ba9
--- /dev/null
+++ b/scripts/put-footnotes
@@ -0,0 +1,3 @@
+#!/bin/sh
+cat /tmp/footnotes
+echo > /tmp/footnotes
diff --git a/style.css b/style.css
index 818fa96..c0987ba 100644
--- a/style.css
+++ b/style.css
@@ -370,6 +370,11 @@ video {
display: block
}
+sup {
+ font-size: smaller;
+ line-height: 0;
+}
+
footnote {
font-size: 13px;
margin-top: 20px;