diff --git a/public/css/hyde.css b/public/css/hyde.css
index c0a6ac7..69f5e12 100644
--- a/public/css/hyde.css
+++ b/public/css/hyde.css
@@ -36,12 +36,12 @@ html {
 }
 @media (min-width: 48em) {
   html {
-    font-size: 16px;
+    font-size: 2.1vh;
   }
 }
 @media (min-width: 58em) {
   html {
-    font-size: 20px;
+    font-size: 2.1vh;
   }
 }
 
diff --git a/public/css/poole.css b/public/css/poole.css
index cc5e372..e831544 100644
--- a/public/css/poole.css
+++ b/public/css/poole.css
@@ -49,7 +49,7 @@ body {
 
 html {
   font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-  font-size: 16px;
+  font-size: 2.1vh;
   line-height: 1.5;
 }
 @media (min-width: 38em) {