Update app.py

app.py

@@ -298,36 +298,26 @@ def render_img(b64_list, idx, scale):
 
     if scale <= 1:
         # ---------- 居中模式 ----------
-        return (
-            f'<div style="overflow:auto;border:1px solid #ccc;'
-            f'display:flex;justify-content:center;'
-            f'width:100%;height:800px;">'
-            f'  <img src="{src}" '
-            f'       style="width:{percent}%;max-width:none;'
-            f'              height:auto;display:block;" />'
-            f'</div>'
-        )
-
-        # return f"""
-        #     <div style="
-        #         width:100%;
-        #         height:800px;
-        #         overflow:auto;
-        #         border:1px solid #ccc;
-        #     ">
-        #       <div style="
-        #           min-width:100%;           /* 保证外层 div 至少跟容器一样宽 */
-        #           display:flex;
-        #           justify-content:center;   /* 小图水平居中 */
-        #       ">
-        #         <img src="{src}" style="
-        #             width:{percent}%;
-        #             height:auto;
-        #             display:block;
-        #         ">
-        #       </div>
-        #     </div>
-        #     """
+        return f"""
+            <div style="
+                width:100%;
+                height:800px;
+                overflow:auto;
+                border:1px solid #ccc;
+            ">
+              <div style="
+                  min-width:100%;           /* 保证外层 div 至少跟容器一样宽 */
+                  display:flex;
+                  justify-content:center;   /* 小图水平居中 */
+              ">
+                <img src="{src}" style="
+                    width:{percent}%;
+                    height:auto;
+                    display:block;
+                ">
+              </div>
+            </div>
+            """
     else:
         # ---------- 放大模式 ----------
         return (
@@ -417,7 +407,6 @@ if __name__ == '__main__':
                     prev_btn = gr.Button("⬅️ Pre")
                     next_btn = gr.Button("Next ➡️")
                 
-            
                 viewer = gr.HTML()
 
                 example_root = os.path.join(os.path.dirname(__file__), 'examples')
@@ -546,4 +535,4 @@ if __name__ == '__main__':
         )
 
 
-    demo.launch(server_name='0.0.0.0',share=True)
+    demo.launch(server_name='0.0.0.0',share=True)