Update app.py

app.py

@@ -1,75 +1,37 @@
 import gradio as gr
 
-custom_css = """
-body {
+css = """
+#main-area {
     background-color: #111;
-    color: white;
-    margin: 0;
-    padding: 0;
-    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
-}
-
-.center-container {
+    height: 100%;
+    width: 100%;
     display: flex;
     justify-content: center;
     align-items: center;
     flex-direction: column;
-    min-height: 95vh;
-    text-align: center;
-    padding: 20px;
-    box-sizing: border-box;
+    padding-top: 80px; /* chống đụng phần header Hugging Face */
+}
+
+#main-area h2 {
+    color: white;
+    margin-bottom: 20px;
 }
 
 .button-link {
-    display: inline-block;
-    padding: 12px 24px;
     background-color: #007bff;
     color: white;
-    border-radius: 6px;
+    padding: 12px 24px;
     text-decoration: none;
+    border-radius: 6px;
     font-size: 16px;
-    margin-top: 16px;
-    transition: background-color 0.3s ease;
-}
-
-.button-link:hover {
-    background-color: #0056b3;
-}
-
-/* Remove transform effects for touch devices */
-@media (hover: none) {
-    .button-link:hover {
-        transform: none;
-    }
-    .button-link:active {
-        transform: none;
-    }
-}
-
-h2 {
-    margin: 0 0 20px 0;
-    font-size: 2.5rem;
-    font-weight: 600;
-}
-
-/* Responsive design */
-@media (max-width: 600px) {
-    h2 {
-        font-size: 1.8rem;
-    }
-    
-    .button-link {
-        padding: 10px 20px;
-        font-size: 14px;
-    }
 }
 """
 
-with gr.Blocks(css=custom_css, theme="default") as app:
+with gr.Blocks(css=css) as app:
     gr.HTML("""
-    <div class="center-container">
+    <div id="main-area">
         <h2>OptionStrat Flow</h2>
-        <a class="button-link" href="https://optionstrat.com/flow" target="_blank" rel="noopener noreferrer" aria-label="Access OptionStrat Flow">
+        <a class="button-link" href="https://optionstrat.com/flow" target="_blank" rel="noopener noreferrer">
             Truy cập Option Flow
         </a>
     </div>