Update app.py

app.py

@@ -10,25 +10,29 @@ HTML_TEMPLATE = """
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Flask App with Iframe</title>
     <style>
+        html, body {
+            height: 100%;
+            margin: 0;
+            overflow: hidden; /* Prevent scrollbars */
+        }
+
         body {
             font-family: sans-serif;
-            margin: 0;
-            padding: 0;
-            box-sizing: border-box;
+            display: flex;          /* Use flexbox to fill the screen */
+            flex-direction: column; /* Stack header and iframe vertically */
         }
 
         h1 {
             text-align: center;
             padding: 1rem;
             background-color: #f0f0f0;
+            margin: 0;  /* Remove default header margins */
         }
 
         .iframe-container {
-            width: 100%;
-            overflow: hidden; /* Prevent scrolling */
-            padding-bottom: 56.25%; /* 16:9 aspect ratio (you can adjust) */
-            position: relative;
-            height: 100%;
+            flex-grow: 1;       /* Allow iframe container to take up remaining space */
+            overflow: hidden;   /* Clip content if necessary */
+            position: relative; /* For absolute positioning of the iframe */
         }
 
         .iframe-container iframe {
@@ -36,7 +40,7 @@ HTML_TEMPLATE = """
             top: 0;
             left: 0;
             width: 100%;
-            height: 300%;
+            height: 100%;
             border: 0;
         }
     </style>
@@ -47,7 +51,7 @@ HTML_TEMPLATE = """
         <iframe
             src="https://rebus.tg/site/67ab09cbd76e2/index"
             frameborder="0"
-            allowfullscreen> <!-- Important for mobile -->
+            allowfullscreen>
         </iframe>
     </div>
 </body>
@@ -56,7 +60,7 @@ HTML_TEMPLATE = """
 
 @app.route('/')
 def index():
-    """Renders the main page with an embedded iframe, adapted for mobile."""
+    """Renders the main page with an iframe filling the whole screen."""
     return render_template_string(HTML_TEMPLATE)
 
 if __name__ == '__main__':