diff --git a/README-en.md b/README-en.md
index f60f840..631059f 100644
--- a/README-en.md
+++ b/README-en.md
@@ -14,9 +14,14 @@
 
 <br>
 
-<div style="text-align: center;">
-  <img width="700" alt="image" src="./docs/preview-en.png" />
-</div>
+<p align="center">
+  <img
+    src="./docs/preview-en.png"
+    alt="preview-en"
+    style="max-width: 700px; width: 100%; height: auto;"
+  />
+</p>
+
 <br>
 
 - Built with purely static pages, responsive, lightweight, and visually pleasing
diff --git a/README.md b/README.md
index 1aeb888..1359617 100644
--- a/README.md
+++ b/README.md
@@ -15,9 +15,13 @@
 
 <br>
 
-<div style="text-align: center;">
-  <img width="700" alt="image" src="./docs/preview-zh.png" />
-</div>
+<p align="center">
+  <img
+    src="./docs/preview-zh.png"
+    alt="preview-zh"
+    style="max-width: 700px; width: 100%; height: auto;"
+  />
+</p>
 
 <br>