diff --git a/preserve.css b/preserve.css
index 877ee83..18900c4 100644
--- a/preserve.css
+++ b/preserve.css
@@ -6,7 +6,7 @@ body {
   hr { display: none; }
 }
 @media print {
-  @page { margin: 4rem 0rem 4.333rem 0rem; }
+  @page { size: letter; margin: 4rem 0rem 4.333rem 0rem; }
   body { margin-left: 4.5rem; margin-right: 4.5rem; }
   h1, h2 { page-break-before: always; margin-top: 0; }
   h1:first-of-type, h2:first-of-type { page-break-before: auto; }
@@ -20,7 +20,7 @@ code { font-size: 75%; }
 pre { padding: 0.33rem; }
 
 body {
-  counter-reset: section 0 subsection 0;
+  counter-reset: section 0 subsection 0 appendix 0;
 }
 h2:before, h3:before {
     text-align: right;
@@ -44,3 +44,16 @@ h3:before {
     counter-increment: subsection;
     content: counter(section) "." counter(subsection) ". ";
 }
+
+h2[id^="appendix-"]:before {
+    counter-increment: appendix;
+    content: counter(appendix,upper-latin) ". ";
+}
+h2[id^="appendix-"] ~ h3:before {
+    counter-increment: subsection;
+    content: counter(appendix,upper-latin) "." counter(subsection) ". ";
+}
+
+h2#notes:before {
+    display: none;
+}