diff --git a/designer.html.m4 b/designer.html.m4
index 4c996e7..8923618 100644
--- a/designer.html.m4
+++ b/designer.html.m4
@@ -2,7 +2,7 @@
 <html>
   <head>
     <title>Tank Designer</title>
-    <link rel="stylesheet" href="dirtbags.css" type="text/css">
+    <link rel="stylesheet" href="style.css" type="text/css">
     <style type="text/css">
       #preview {
         float: right;
diff --git a/forf.html.m4 b/forf.html.m4
index 237606a..65a4de5 100644
--- a/forf.html.m4
+++ b/forf.html.m4
@@ -3,7 +3,7 @@
   <head>
     <title>Forf Manual</title>
     <meta charset="utf-8">
-    <link rel="stylesheet" href="dirtbags.css" type="text/css">
+    <link rel="stylesheet" href="style.css" type="text/css">
   </head>
   <body>
 syscmd(markdown forf.txt)
diff --git a/intro.html.m4 b/intro.html.m4
index 1784b92..29cb4ca 100644
--- a/intro.html.m4
+++ b/intro.html.m4
@@ -3,7 +3,7 @@
   <head>
     <title>Tanks Introduction</title>
     <meta charset="utf-8">
-    <link rel="stylesheet" href="dirtbags.css" type="text/css">
+    <link rel="stylesheet" href="style.css" type="text/css">
     <script type="application/javascript" src="tanks.js"></script>
     <script type="application/javascript" src="figures.js"></script>
   </head>
diff --git a/procs.html.m4 b/procs.html.m4
index f6ead12..2510df0 100644
--- a/procs.html.m4
+++ b/procs.html.m4
@@ -3,7 +3,7 @@
   <head>
     <title>Tanks Procedure Reference</title>
     <meta charset="utf-8">
-    <link rel="stylesheet" href="dirtbags.css" type="text/css">
+    <link rel="stylesheet" href="style.css" type="text/css">
   </head>
   <body>
     <h1>Tanks Procedure Reference</h1>
diff --git a/dirtbags.css b/style.css
similarity index 100%
rename from dirtbags.css
rename to style.css
