diff --git a/README.md b/README.md
index 3c222ed..21d59c8 100644
--- a/README.md
+++ b/README.md
@@ -66,7 +66,6 @@ The Inner Product column on Immediate Mode GUIs:
 [Dear Imgui](https://github.com/ocornut/imgui)  
 [eui](https://github.com/erysdren/eui)  
 [Kiss SDL](https://github.com/actsl/kiss_sdl)  
-[layout](https://github.com/randrew/layout)  
 [LiteGui](https://github.com/UnSkyToo/LiteGui)  
 [microui](https://github.com/rxi/microui)  
 [microui - Odin](https://github.com/odin-lang/Odin/tree/master/vendor/microui)  
@@ -76,3 +75,9 @@ The Inner Product column on Immediate Mode GUIs:
 [wtk](https://github.com/origamicomet/wtk)  
 [zeroxer's IMGUI](https://github.com/zeroxer/IMGUI)  
 [zgui](https://github.com/zxvnme/zgui)  
+
+## Layout Related
+
+[layout](https://github.com/randrew/layout)  
+[CSS Flexible Box Layout](https://en.wikipedia.org/wiki/CSS_Flexible_Box_Layout)  
+[CSS Grid Layout](https://en.wikipedia.org/wiki/CSS_grid_layout)  
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