diff --git a/src/styles/custom.less b/src/styles/custom.less
index 584a9779..44fd062f 100644
--- a/src/styles/custom.less
+++ b/src/styles/custom.less
@@ -22,6 +22,7 @@
 
 // Base
 @body-background        : #fff;
+@component-background   : #fff;
 @font-family            : -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC',
 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif,
 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';