diff --git a/themes/next/source/css/_variables/custom.styl b/themes/next/source/css/_variables/custom.styl
index 55c607f5..78667dc7 100644
--- a/themes/next/source/css/_variables/custom.styl
+++ b/themes/next/source/css/_variables/custom.styl
@@ -1,5 +1,5 @@
 // 修改成你期望的宽度
-$content-desktop = 700px
+$content-desktop = 500px
 
 // 当视窗超过 1600px 后的宽度
-$content-desktop-large = 700px
+$content-desktop-large = 500px