diff --git a/PrimaryFormParts/SingerSearch/PrimaryForm.SingerSearch.BopomofoSearch.cs b/PrimaryFormParts/SingerSearch/PrimaryForm.SingerSearch.BopomofoSearch.cs
index 2203018..8738a58 100644
--- a/PrimaryFormParts/SingerSearch/PrimaryForm.SingerSearch.BopomofoSearch.cs
+++ b/PrimaryFormParts/SingerSearch/PrimaryForm.SingerSearch.BopomofoSearch.cs
@@ -659,6 +659,13 @@ namespace DualScreenDemo
                 // 從配置中加載字體屬性
                 inputBoxFontName = data["InputBoxZhuYinSingers"]["FontName"];  // 字體名稱
                 inputBoxFontSize = float.Parse(data["InputBoxZhuYinSingers"]["FontSize"]);  // 字體大小
+                Screen screen = Screen.PrimaryScreen;
+                int screenWidth = screen.Bounds.Width;
+                int screenHeight = screen.Bounds.Height;
+                if (screenWidth < 1920 && screenHeight < 1080) 
+                {
+                    inputBoxFontSize = 22;
+                }
                 inputBoxFontStyle = (FontStyle)Enum.Parse(typeof(FontStyle), data["InputBoxZhuYinSingers"]["FontStyle"]);  // 字體樣式
                 inputBoxForeColor = Color.FromName(data["InputBoxZhuYinSingers"]["ForeColor"]);  // 字體顏色