diff --git a/readme.md b/readme.md
index 4a9bd6c..fe49216 100644
--- a/readme.md
+++ b/readme.md
@@ -81,14 +81,14 @@ Reference voltage (green):
 ```math
 3.3V \frac{22k\Omega}{22k\Omega + 10k\Omega} = 2.2V
 ```  
-
+  
 
 Trigger voltage (purple):
 
 ```math
 3.3V \frac{330k\Omega}{330k\Omega + 82k\Omega} = 2.64V
 ```  
-
+  
 
 RC constant: