diff --git a/image_generator.py b/image_generator.py
index ffef3ff..b2be37e 100644
--- a/image_generator.py
+++ b/image_generator.py
@@ -127,9 +127,14 @@ class ImageGenerator:
             body_width = await page.evaluate('document.body.offsetWidth')
             await page.set_viewport_size({"width": body_width, "height": body_height})
             
+            # 设置更高的设备像素比以获得更清晰的图像
+            await page.evaluate('''() => {
+                window.devicePixelRatio = 2;
+            }''')
+            
             # 截图
             image_path = f"match_report_{match_data.get('match_id')}.png"
-            await page.screenshot(path=image_path, full_page=True)
+            await page.screenshot(path=image_path, full_page=True, quality=100)
             await browser.close()
             
             # 上传图片
@@ -210,9 +215,14 @@ class ImageGenerator:
             body_width = await page.evaluate('document.body.offsetWidth')
             await page.set_viewport_size({"width": body_width, "height": body_height})
             
+            # 设置更高的设备像素比以获得更清晰的图像
+            await page.evaluate('''() => {
+                window.devicePixelRatio = 2;
+            }''')
+            
             # 截图
             image_path = f"recent_matches_{player_name.replace(' ', '_')}_{datetime.datetime.now().strftime('%Y%m%d%H%M%S')}.png"
-            await page.screenshot(path=image_path, full_page=True)
+            await page.screenshot(path=image_path, full_page=True, quality=100)
             await browser.close()
             
             # 上传图片