Update app.py

app.py

@@ -80,7 +80,7 @@ def plot_to_image(plt, title, market_cap):
     plt.tight_layout(rect=[0, 0, 1, 0.95])
 
     buf = io.BytesIO()
-    plt.savefig(buf, format='png', dpi=400)
+    plt.savefig(buf, format='png', dpi=200)
     plt.close()
     buf.seek(0)
     return Image.open(buf)