diff --git a/src/css/dialogs-cheatsheet.css b/src/css/dialogs-cheatsheet.css
index e06fee8..acf342c 100644
--- a/src/css/dialogs-cheatsheet.css
+++ b/src/css/dialogs-cheatsheet.css
@@ -97,7 +97,7 @@
   border-radius: 2px;
 
   text-align: center;
-  font-family:Courier;
+  font-family: monospace;
   font-weight: bold;
   font-size : 18px;
   color: white;
diff --git a/src/css/layout.css b/src/css/layout.css
index ff2ebc3..b9dc9e2 100644
--- a/src/css/layout.css
+++ b/src/css/layout.css
@@ -83,7 +83,7 @@
   color:#888;
   font-size:12px;
   font-weight:bold;
-  font-family:Courier;
+  font-family:monospace;
 }
 
 /**
diff --git a/src/css/spectrum/spectrum-overrides.css b/src/css/spectrum/spectrum-overrides.css
index f9bd072..46a5179 100644
--- a/src/css/spectrum/spectrum-overrides.css
+++ b/src/css/spectrum/spectrum-overrides.css
@@ -110,7 +110,7 @@
   background: #111;
   border-radius: 2px;
   color: #D3D3D3;
-  font-family: Courier!important;
+  font-family: monospace!important;
 }
 
 .sp-input.sp-validation-error {