Update back.html

back.html

@@ -4,10 +4,9 @@
  
 <style>
   .container {
-  position: flex;
-  overflow: scroll;
+  position: relative;
+  overflow: hidden;
   width: 100%;
-  padding-top: 100%; /* 16:9 Aspect Ratio (divide 9 by 16 = 0.5625) */
 }
   .responsive-iframe {
   position: absolute;