Update app.py

app.py

@@ -56,7 +56,7 @@ def test(inp):
   position: relative;
   overflow: hidden;
   width: 33%;
-  padding-top: 56.25%; /* 16:9 Aspect Ratio (divide 9 by 16 = 0.5625) */
+  height: 56%;
   margin-bottom: 2em;
 }