diff --git a/docs/intro.jpg b/docs/intro.jpg
deleted file mode 100644
index 63090c7c..00000000
Binary files a/docs/intro.jpg and /dev/null differ
diff --git a/docs/intro.png b/docs/intro.png
new file mode 100644
index 00000000..6d4f586c
Binary files /dev/null and b/docs/intro.png differ
diff --git a/docs/style.css b/docs/style.css
index d395e827..230bcb10 100644
--- a/docs/style.css
+++ b/docs/style.css
@@ -1,6 +1,8 @@
 body {
 	font:12px/20px Verdana, Arial, Helvetica, sans-serif;
 	text-align:center;
+    padding: 0;
+    margin: 0;
 }
 
 img {
@@ -11,13 +13,12 @@ img {
 	text-align:left;
 	margin:0 auto;
 	width:75%;
-	background-color:#fff;
 }
 
 #top {
 	height:130px;
 	padding-bottom:1.0em;
-	background:#fff url('dayon.png') no-repeat left;
+	background:url('dayon.png') no-repeat left;
 	text-align:right;
 }
 
@@ -47,7 +48,6 @@ img {
 
 #content {
 	padding-top:1.0em;
-	background-color:#fff;
 }
 
 #content ul {
@@ -78,7 +78,7 @@ img {
 
 #intro {
 	min-height:120px;
-	background:url('intro.jpg') no-repeat 5px 5px;	
+	background:url('intro.png') no-repeat 5px 5px;
 }
 
 #intro p {