Update app.py

app.py

@@ -76,7 +76,7 @@ def run_script(url: str, height: int, width: int, check_b,check_h):
             
             obj = driver.find_element(By.CLASS_NAME, "main")            
             messages = driver.find_elements(By.CLASS_NAME, "message")
-            message_css = driver.find_element(By.CSS_SELECTOR, ".message-bubble .message")
+            message_css = driver.find_elements(By.CSS_SELECTOR, ".message-bubble .message")
             print(f'message_css:: {message_css.text}')
             #page.get_attribute('theme')