diff --git a/README.md b/README.md
index 776cb08..46d0d28 100644
--- a/README.md
+++ b/README.md
@@ -17,12 +17,19 @@
 - /idlist 列出所有图片id
 
 ## 部分接口文档
-### `/img` `/img/mini` `/del` `/info`
+### `/img` `/del` `/info`
 #### 请求方式
 Get  
 #### 请求参数
 id 图片id
 
+### `/img/mini`
+#### 请求方式
+Get  
+#### 请求参数
+id 图片id
+size 图片横向大小 单位像素 0-1024
+
 ## 使用的外部库
 "github.com/disintegration/imaging" MIT LICENSE
 
diff --git a/Web/info.html b/Web/info.html
index 8a7d364..cdb4f75 100644
--- a/Web/info.html
+++ b/Web/info.html
@@ -68,7 +68,7 @@
     }
 
     #imgshow {
-      width: 100%;
+      max-width: 100%;
     }
 
     #delete-button {
diff --git a/Web/list.html b/Web/list.html
index 803cff2..95e24ee 100644
--- a/Web/list.html
+++ b/Web/list.html
@@ -77,7 +77,7 @@
           galleryItem.classList.add("gallery-item");
 
           const img = document.createElement("img");
-          img.src = `/img/mini?id=${id}`;
+          img.src = `/img/mini?id=${id}&size=192`;
 
           const infoBox = document.createElement("div");
           infoBox.classList.add("info-box");
diff --git a/main.go b/main.go
index a43e443..829fce0 100644
--- a/main.go
+++ b/main.go
@@ -227,6 +227,13 @@ func generateThumbnail(filePath string, width, height int) (*image.NRGBA, error)
 func displayThumbnailHandler(w http.ResponseWriter, r *http.Request) {
 	// 获取请求参数，例如文件名
 	filename := r.FormValue("id")
+	imgsize, err := strconv.Atoi(r.FormValue("size"))
+	if err != nil {
+        http.Error(w, "size参数错误 应为纯数字", http.StatusBadRequest)
+    }
+	if imgsize <= 1 || imgsize > 1024 {
+        http.Error(w, "size参数错误 范围应在0-1024之间", http.StatusBadRequest)
+    }
 	if filename == "" {
 		http.Error(w, "未提供文件名", http.StatusBadRequest)
 		return
@@ -236,7 +243,7 @@ func displayThumbnailHandler(w http.ResponseWriter, r *http.Request) {
 	filePath := filepath.Join("./data/img", database.GetFileName(filename))
 
 	// 生成缩略图
-	thumbnail, err := generateThumbnail(filePath, 128, 0) // 设置缩略图的宽度和高度
+	thumbnail, err := generateThumbnail(filePath, imgsize, 0) // 设置缩略图的宽度和高度
 	if err != nil {
 		http.Error(w, "无法生成缩略图", http.StatusInternalServerError)
 		return