diff --git a/src/main/resources/static/components/plugins/sysFilePreview/index.vue b/src/main/resources/static/components/plugins/sysFilePreview/index.vue
index 3f99053..4be957c 100644
--- a/src/main/resources/static/components/plugins/sysFilePreview/index.vue
+++ b/src/main/resources/static/components/plugins/sysFilePreview/index.vue
@@ -51,6 +51,7 @@
                   @click.stop="$commonUtil.previewFile(file)"
                   @load="officeLoading = false"
                   @error="officeLoading = false"
+                  class="file-preview-image"
                 ></el-image>
                 <div v-else style="height: 100%">
                   <iframe v-if="['doc', 'docx', 'xls', 'xlsx'].includes(file?.suffix)"
@@ -249,6 +250,11 @@ module.exports = {
   margin: 0 10px 10px;
   box-sizing: border-box;
 }
+.preview-main-content .file-preview-image {
+  margin: 0 auto;
+  max-width: 550px;
+  display: block;
+}
 .preview-footer {
   line-height: 60px;
   padding: 0 10px;