diff --git a/assets/css/dark.css b/assets/css/dark.css
index 07b6810..d9fd162 100644
--- a/assets/css/dark.css
+++ b/assets/css/dark.css
@@ -23,6 +23,10 @@ main#content p {
     color: #f5f5f5;
 }
 
+main#content hr {
+    background: #5c5c5c;
+}
+
 main#content #toc h4 {
     color: #d4d4d4;
 }
diff --git a/assets/css/main.css b/assets/css/main.css
index 811893e..980e858 100644
--- a/assets/css/main.css
+++ b/assets/css/main.css
@@ -67,11 +67,6 @@ main#content a:hover {
     text-decoration: underline;
 }
 
-main#content p {
-    color: #394548;
-    margin: 16px 0;
-}
-
 main#content h1,
 main#content h2,
 main#content h3,
@@ -82,6 +77,11 @@ main#content h6 {
     line-height: 1.15;
 }
 
+main#content h3 {
+    font-size: 19px;
+    font-size: 1.9rem;
+}
+
 main#content h1 + p,
 main#content h2 + p,
 main#content h3 + p,
@@ -91,9 +91,15 @@ main#content h6 + p {
     margin-top: 5px;
 }
 
-main#content h3 {
-    font-size: 19px;
-    font-size: 1.9rem;
+main#content p {
+    color: #394548;
+    margin: 16px 0;
+}
+
+main#content hr {
+    height: 1px;
+    border: 0;
+    background: #d8d8d8;
 }
 
 /* index.html styles */
@@ -248,6 +254,10 @@ main#content pre code {
     padding: 0;
 }
 
+main#content section.footnotes {
+    font-size: 0.9em;
+}
+
 footer#footer {
     font-size: 14px;
     font-size: 1.4rem;
diff --git a/assets/css/min770px.css b/assets/css/min770px.css
index 2731d4c..eed524f 100644
--- a/assets/css/min770px.css
+++ b/assets/css/min770px.css
@@ -4,6 +4,11 @@ body {
     line-height: 1.5;
 }
 
+main#content hr {
+    width: 108%;
+    margin-left: -3.8%;
+}
+
 /* index.html styles */
 header#banner h2 {
     font-size: 25px;