diff --git a/Cycloidal Gearbox.md b/Cycloidal Gearbox.md
index 58b8cb8..7905a57 100644
--- a/Cycloidal Gearbox.md	
+++ b/Cycloidal Gearbox.md	
@@ -37,15 +37,31 @@ To clearly illustrate the internal mechanics, structural design, and assembly st
 - Included Media
     - Assembly Video – starts with an exploded view and step-by-step buildup
 
-        <p align="center">
-      <img src="images/insert.jpg" style="border: 2px solid black;" />
-          </p>
+        <!DOCTYPE html>
+        <html lang="en">
+        <head>
+            <meta charset="UTF-8">
+            <meta name="viewport" content="width=device-width, initial-scale=1.0">
+            <title>YouTube Video Embed</title>
+        </head>
+        <body>
+            <iframe width="560" height="315" src="https://www.youtube.com/embed/hN_mbnVWklc" frameborder="0" allowfullscreen></iframe>
+        </body>
+        </html>
 
     - Disassembly Video – shows teardown process in reverse order
 
-        <p align="center">
-      <img src="images/insert.jpg" style="border: 2px solid black;" />
-          </p>
+        <!DOCTYPE html>
+        <html lang="en">
+        <head>
+            <meta charset="UTF-8">
+            <meta name="viewport" content="width=device-width, initial-scale=1.0">
+            <title>YouTube Video Embed</title>
+        </head>
+        <body>
+            <iframe width="560" height="315" src="https://www.youtube.com/embed/ylcnBYmR19A" frameborder="0" allowfullscreen></iframe>
+        </body>
+        </html>
 
     - Transparent Body Image – reveals internal components without hiding the casing
 
