improve labels for seconds

app.py

@@ -60,12 +60,9 @@ def search_in_video(video, query):
     ordered_start_ends = []
 
     for [start, end] in video_frame_segs:
-        td = timedelta(seconds=(start / video_fps))
-        s = round(td.total_seconds(), 2)
-        
-        td = timedelta(seconds=(end / video_fps))
-        e = round(td.total_seconds(), 2)
-        
+        s = timedelta(seconds=(start / video_fps))
+        e = timedelta(seconds=(end / video_fps))
+
         ordered_start_ends.append(f'{s}:{e}')
     
     ordered_start_ends = np.array(ordered_start_ends)[arg_sorted_similarities]