diff --git a/src/mixin/drawMixin.js b/src/mixin/drawMixin.js
index feeb92a..b3a3747 100644
--- a/src/mixin/drawMixin.js
+++ b/src/mixin/drawMixin.js
@@ -8,7 +8,7 @@ const scale = {
 
 // * 设计稿尺寸（px）
 const baseWidth = 1920
-const baseHeight = 1440
+const baseHeight = 1080
 
 // * 需保持的比例（默认1.77778）
 const baseProportion = parseFloat((baseWidth / baseHeight).toFixed(5))