Update app.py

app.py

@@ -52,7 +52,7 @@ def molecule(input_pdb, public_link):
           background-color: #474748 !important;
       }
       .viewerSection {
-        margin: 120px 0 0 50px;
+        margin: 120px 0 0 0px;
       }
       #myViewer{
         float:left;