update the text

app.py

@@ -174,30 +174,38 @@ with gradio.Blocks(
         </h1>
         """
     )
-
     gradio.HTML(
         """
         <p style="font-size: 16px; line-height: 1.6;">
         This is the official demo of Layered Ray Intersection 
-        (<a href="https://ruili3.github.io/lari/index.html" target="_blank" style="color: #42aaf5">LaRI</a>). The current demo only supports object-level reconstruction.
-        
+        (<a href="https://ruili3.github.io/lari/index.html" target="_blank" style="color: #42aaf5;">LaRI</a>). 
+        This demo currently supports object-level reconstruction only.
+        </p>
+
         <h3 style="color: #42aaf5;">Get Started</h3>
-        You can try with your own images with the following steps:
+        <p style="font-size: 16px; line-height: 1.6;">
+        As a quick start, click one image from `Examples` and press 'Process'. Try it out with your own images by following these steps:
         <ul>
             <li>Load an image</li>
+            <li>(Optional) Check the 'Remove Background' box</li>
             <li>Click the 'Process' button</li>
-            <li>Browse layered depth maps (z-channel of the resulting LaRI point map) by tuning 'Layer ID'</li>
+            <li>Explore the layered depth maps (z-channel of the LaRI point map) by adjusting the 'Layer ID' slider</li>
         </ul>
         </p>
-        Note that in “3D Point Cloud”, different colors denote different intersection layers:  
+
+        <p style="font-size: 16px; line-height: 1.6;">
+        In the '3D Point Cloud' view, different colors represent different intersection layers:  
         <span style="color: #FFBD1C;">Layer 1</span>,  
         <span style="color: #FB5607;">Layer 2</span>,  
         <span style="color: #F15BB5;">Layer 3</span>,  
         <span style="color: #8338EC;">Layer 4</span>.
+        </p>
 
         <h3 style="color: #42aaf5;">Contact</h3>
-        If you have any question, feel free to create an issue in our <a href="https://github.com/ruili3/lari" target="_blank" style="color: #42aaf5;">GitHub Repo</a> ⭐
-
+        <p style="font-size: 16px; line-height: 1.6;">
+        If you have any questions, feel free to open an issue on our 
+        <a href="https://github.com/ruili3/lari" target="_blank" style="color: #42aaf5;">GitHub repository</a> ⭐
+        </p>
         """
     )