diff --git a/3_work.html b/3_work.html
index 8d14d0d..881a8e4 100644
--- a/3_work.html
+++ b/3_work.html
@@ -10,7 +10,7 @@
 <a id="play-video" href="#">Play Video</a><br />
 
 
-<iframe id="video" width="420" height="315" src="//www.youtube.com/embed/9_DrYoQlth4" frameborder="0" allowfullscreen></iframe>
+<iframe id="video" width="840" height="630" src="//www.youtube.com/embed/9_DrYoQlth4" frameborder="0" allowfullscreen></iframe>
 <iframe id="video" width="420" height="315" src="//www.youtube.com/embed/KGybrIa4XEs" frameborder="0" allowfullscreen></iframe>
 <iframe id="video" width="420" height="315" src="//www.youtube.com/embed/hobuIBoQDew" frameborder="0" allowfullscreen></iframe>
 <iframe id="video" width="420" height="315" src="//www.youtube.com/embed/w4DdKWQwMQo" frameborder="0" allowfullscreen></iframe>