Update app.py

app.py

@@ -12,16 +12,14 @@ def extract_waveform_animation(audio_file, window_seconds=5):
     duration = librosa.get_duration(y=y, sr=sr)
     FPS = 1
     fig, ax = plt.subplots()
-    line, = ax.plot([], [], lw=2)
+    line, = ax.plot([], [], lw=2, color="#0021e4")
     window_length = int(window_seconds * sr)
     
     # Initialize with first window
     first_window = y[:window_length]
     x_vals = np.linspace(0, duration, num=len(y))
     ax.set_axis_off()
-    waveform_color =(0.0,0.129,0.894,1.0)
     bg_color ="#00FFFF00"
-    ax.set_facecolor(waveform_color)
     fig.set_facecolor(bg_color)
     
     def init():