From a9a4bf51f0597ec616fa7e3345ac6f4203f0a273 Mon Sep 17 00:00:00 2001
From: SkyArrow <tommy351@gmail.com>
Date: Wed, 25 Jan 2012 01:17:31 +0800
Subject: add library

---
 sass/base/_layout.scss | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/sass/base/_layout.scss b/sass/base/_layout.scss
index 0ccdb0d..1d11880 100644
--- a/sass/base/_layout.scss
+++ b/sass/base/_layout.scss
@@ -15,6 +15,15 @@ $max-width: 1000px;
 	border-top: 1px solid $top;
 	border-bottom: 1px solid $bottom;
 }
+@mixin center($width, $height){
+	position: absolute;
+	top: 50%;
+	left: 50%;
+	margin-left: $width/(-2);
+	margin-top: $height/(-2);
+	width: $width;
+	height: $height;
+}
 
 *{
 	margin: 0;
-- 
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