diff --git a/.idea/caches/build_file_checksums.ser b/.idea/caches/build_file_checksums.ser
index 6f37571..ee955aa 100644
Binary files a/.idea/caches/build_file_checksums.ser and b/.idea/caches/build_file_checksums.ser differ
diff --git a/README.md b/README.md
index 3376057..daab93e 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@
     6: 完全自定义遮罩层
 
 ## 截图:
-![image](https://github.com/maning0303/MNZXingCode/blob/master/screenshots/mn_zxing_screenshot_000.jpeg)
+![image](https://github.com/maning0303/MNZXingCode/blob/master/screenshots/mn_zxing_screenshot_000.jpg)
 ![image](https://github.com/maning0303/MNZXingCode/blob/master/screenshots/mn_zxing_screenshot_001.jpeg)
 
 #### 默认扫描
@@ -243,7 +243,7 @@
         1.优化代码
         2.可以自定义Activity添加扫描
         3.全屏扫描背景色自动透明
-        4.扫描文件移动到扫描框下方
+        4.扫描文字移动到扫描框下方
 
     v2.1.3:
         1.全屏模式去掉扫描框
diff --git a/libraryzxing/src/main/java/com/google/zxing/client/android/view/ViewfinderView.java b/libraryzxing/src/main/java/com/google/zxing/client/android/view/ViewfinderView.java
index bad1e86..0db2372 100755
--- a/libraryzxing/src/main/java/com/google/zxing/client/android/view/ViewfinderView.java
+++ b/libraryzxing/src/main/java/com/google/zxing/client/android/view/ViewfinderView.java
@@ -120,7 +120,7 @@ private void initSize() {
         //间距
         margin = CommonUtils.dip2px(context, 4);
         //扫描线的宽度
-        laserLineW = CommonUtils.dip2px(context, 3);
+        laserLineW = CommonUtils.dip2px(context, 4);
         //四角线块
         cornerLineH = CommonUtils.dip2px(context, 2);
         cornerLineW = CommonUtils.dip2px(context, 14);
@@ -271,7 +271,11 @@ public void onDraw(Canvas canvas) {
             //全屏透明
             paint.setColor(Color.TRANSPARENT);
             canvas.drawRect(0, 0, width, height, paint);
+            //扫描线的宽度
+            laserLineW = CommonUtils.dip2px(context, 4);
         } else {
+            //扫描线的宽度
+            laserLineW = CommonUtils.dip2px(context, 2);
             // 半透明背景
             paint.setColor(maskColor);
 
diff --git a/screenshots/mn_zxing_screenshot_000.jpeg b/screenshots/mn_zxing_screenshot_000.jpeg
deleted file mode 100644
index bacae03..0000000
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diff --git a/screenshots/mn_zxing_screenshot_000.jpg b/screenshots/mn_zxing_screenshot_000.jpg
new file mode 100644
index 0000000..f11363e
Binary files /dev/null and b/screenshots/mn_zxing_screenshot_000.jpg differ