diff --git a/src/main/java/com/budwk/app/base/utils/OfficePlusUtil.java b/src/main/java/com/budwk/app/base/utils/OfficePlusUtil.java
index bc8dd8cd..30a93a2e 100644
--- a/src/main/java/com/budwk/app/base/utils/OfficePlusUtil.java
+++ b/src/main/java/com/budwk/app/base/utils/OfficePlusUtil.java
@@ -3,6 +3,7 @@ package com.budwk.app.base.utils;
 import cn.hutool.core.io.FileUtil;
 import com.aspose.cells.PdfSaveOptions;
 import com.aspose.cells.Workbook;
+import com.aspose.slides.Presentation;
 import com.aspose.words.Document;
 import com.aspose.words.SaveFormat;
 import com.budwk.app.base.exception.BaseException;
@@ -30,11 +31,34 @@ public class OfficePlusUtil {
             wordConvertPdf(sourcePath, targetPath);
         } else if (suffix.equals("xls") || suffix.equals("xlsx")) {
             excelConvertPdf(sourcePath, targetPath);
+        } else if (suffix.equals("ppt") || suffix.equals("pptx")) {
+            presentationConvertPdf(sourcePath, targetPath);
         } else {
             throw new BaseException("不支持的文档格式");
         }
     }
 
+    /**
+     * PPT演示文稿转PDF
+     *
+     * @param sourcePath 源文件路径
+     * @param targetPath 目标文件路径
+     */
+    public static void presentationConvertPdf(String sourcePath, String targetPath) {
+        Presentation presentation = null;
+        try {
+            presentation = new Presentation(sourcePath);
+            presentation.save(targetPath, com.aspose.slides.SaveFormat.Pdf);
+        } catch (Exception e) {
+            log.info("转换pdf报错", e);
+            throw new BaseException("PPT转换PDF失败");
+        } finally {
+            if (presentation != null) {
+                presentation.dispose();
+            }
+        }
+    }
+
     /**
      * excel转pdf
      *
diff --git a/src/main/resources/views/platform/zhghh5/democratic/congress/materials/list.html b/src/main/resources/views/platform/zhghh5/democratic/congress/materials/list.html
index a3857deb..9d9734fc 100644
--- a/src/main/resources/views/platform/zhghh5/democratic/congress/materials/list.html
+++ b/src/main/resources/views/platform/zhghh5/democratic/congress/materials/list.html
@@ -136,9 +136,7 @@ layout("/layouts/platform_h5.html"){
                     {text: "PDF", value: "pdf"},
                     {text: "Word", value: "doc,docx"},
                     {text: "Excel", value: "xls,xlsx"},
-                    {text: "PPT", value: "ppt,pptx"},
-                    {text: "图片", value: "jpg,jpeg,png,gif,bmp,webp"},
-                    {text: "压缩包", value: "zip,rar"}
+                    {text: "PPT", value: "ppt,pptx"}
                 ]
             },
             uploadTimeSortOptions() {
@@ -1440,12 +1438,16 @@ layout("/layouts/platform_h5.html"){
 
     .file-grid-mode .file-card__header .file-name {
         width: 100%;
+        height: 34px;
+        max-height: 34px;
+        flex: 0 0 34px;
         display: -webkit-box;
         overflow: hidden;
         color: #23344a;
         font-size: 12px;
         line-height: 17px;
         text-align: center;
+        word-break: break-all;
         -webkit-box-orient: vertical;
         -webkit-line-clamp: 2;
     }
diff --git a/src/main/resources/views/platform/zhghh5/democratic/congress/voted.html b/src/main/resources/views/platform/zhghh5/democratic/congress/voted.html
index 580bb088..01d43799 100644
--- a/src/main/resources/views/platform/zhghh5/democratic/congress/voted.html
+++ b/src/main/resources/views/platform/zhghh5/democratic/congress/voted.html
@@ -381,6 +381,32 @@ layout("/layouts/platform_h5.html"){
         cursor: default;
     }
 
+    .readonly-option input[type="radio"] {
+        width: 16px;
+        height: 16px;
+        flex: 0 0 16px;
+        appearance: none;
+        -webkit-appearance: none;
+        border: 1px solid #c8d2df;
+        border-radius: 50%;
+        background: #fff;
+        box-sizing: border-box;
+        opacity: 1;
+        cursor: default;
+    }
+
+    .readonly-option input[type="radio"]:checked {
+        border-color: #1989fa;
+        background: #1989fa;
+        box-shadow: inset 0 0 0 3px #fff, 0 0 0 2px rgba(25, 137, 250, 0.14);
+    }
+
+    .readonly-option input[type="radio"]:checked + .radio-text,
+    .readonly-option input[type="radio"]:checked + .option-text {
+        color: #1989fa;
+        font-weight: 600;
+    }
+
     .vote-footer {
         position: fixed;
         bottom: 0;