Update maquinas-ctf.html

Author: ShellDredd

maquinas-ctf.html

@@ -36,7 +36,7 @@
 <main>
 	<div class="text-intro">
 		<div class="banner">
-			<img class="shell-banner" src="https://media0.giphy.com/media/v1.Y2lkPTc5MGI3NjExODdkZDIxNWU4NGQwNmJjOTQ2MmNkN2YxMGRhNmU3ZmY3OGQ4NGJmNCZjdD1z/dYyBtok6k1MJM6MngN/giphy.gif">
+			<img class="shell-banner" src="https://media2.giphy.com/media/v1.Y2lkPTc5MGI3NjExMjAwMzQ2N2ZmOGIxNjA4YzJjOWNjMjJmMjk0NTU5NWExZTY1OThmMiZjdD1z/weJbWNRpb4V7z6PKrq/giphy.gif">
 		</div>
 		<h1 class="choose-title">¿A qué máquina te enfrentarás esta vez?</h1>
 	  </div>