Update app.py

app.py

@@ -68,7 +68,7 @@ def fx_dt(dc,x,y):
     
 demo=gr.Blocks(css="#jsc:hover{background-color: red;}")
 with demo:
-    with gr.Tabs(selected="js"):
+    with gr.Tabs(selected=5):
         with gr.TabItem("测试1"):
             with gr.Column():
                 text_input=gr.Textbox(placeholder='请输入测试字符串',label="请输入需要MD5加密的测试内容")