diff --git a/README.md b/README.md
index 08bfe90..3b314a9 100644
--- a/README.md
+++ b/README.md
@@ -30,18 +30,18 @@
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-        <img width="48%"  src="https://images.gitee.com/uploads/images/2019/1208/152014_7cff56d2_365545.jpeg">
+        <img width="100%"  src="https://images.gitee.com/uploads/images/2019/1208/152014_7cff56d2_365545.jpeg">
      </td>
      <td valign="middle">
-        <img width="48%"  src="https://images.gitee.com/uploads/images/2019/1208/152027_bdf52faa_365545.jpeg">
+        <img width="100%"  src="https://images.gitee.com/uploads/images/2019/1208/152027_bdf52faa_365545.jpeg">
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     <tr>
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-        <img width="48%"  src="https://images.gitee.com/uploads/images/2019/1208/152039_c8f7a7be_365545.jpeg">
+        <img width="100%"  src="https://images.gitee.com/uploads/images/2019/1208/152039_c8f7a7be_365545.jpeg">
      </td>
      <td valign="middle">
-        <img width="48%"  src="https://images.gitee.com/uploads/images/2019/1208/152053_89dd5153_365545.jpeg">
+        <img width="100%"  src="https://images.gitee.com/uploads/images/2019/1208/152053_89dd5153_365545.jpeg">
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