diff --git a/package-lock.json b/package-lock.json
index d4bedff..59e9b67 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,6 +13,7 @@
                 "cron": "^2.1.0",
                 "dotenv": "^16.0.1",
                 "express": "^4.18.1",
+                "filesize": "^9.0.11",
                 "md5-file": "^5.0.0",
                 "moment": "^2.29.4",
                 "mongoose": "^6.5.3",
@@ -691,6 +692,14 @@
                 "node": ">= 0.10.0"
             }
         },
+        "node_modules/filesize": {
+            "version": "9.0.11",
+            "resolved": "https://registry.npmjs.org/filesize/-/filesize-9.0.11.tgz",
+            "integrity": "sha512-gTAiTtI0STpKa5xesyTA9hA3LX4ga8sm2nWRcffEa1L/5vQwb4mj2MdzMkoHoGv4QzfDshQZuYscQSf8c4TKOA==",
+            "engines": {
+                "node": ">= 0.4.0"
+            }
+        },
         "node_modules/fill-range": {
             "version": "7.0.1",
             "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
@@ -2795,6 +2804,11 @@
                 "vary": "~1.1.2"
             }
         },
+        "filesize": {
+            "version": "9.0.11",
+            "resolved": "https://registry.npmjs.org/filesize/-/filesize-9.0.11.tgz",
+            "integrity": "sha512-gTAiTtI0STpKa5xesyTA9hA3LX4ga8sm2nWRcffEa1L/5vQwb4mj2MdzMkoHoGv4QzfDshQZuYscQSf8c4TKOA=="
+        },
         "fill-range": {
             "version": "7.0.1",
             "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
diff --git a/package.json b/package.json
index 3fffd3b..7541837 100644
--- a/package.json
+++ b/package.json
@@ -19,6 +19,7 @@
         "cron": "^2.1.0",
         "dotenv": "^16.0.1",
         "express": "^4.18.1",
+        "filesize": "^9.0.11",
         "md5-file": "^5.0.0",
         "moment": "^2.29.4",
         "mongoose": "^6.5.3",
diff --git a/public/style.css b/public/style.css
index b7e900a..0655590 100644
--- a/public/style.css
+++ b/public/style.css
@@ -30,7 +30,7 @@ form button {
 
 .small {
     color: gray;
-    font-size: small;
+    font-size: xx-small;
 }
 
 audio {
@@ -41,3 +41,7 @@ img {
     width: 360px;
     object-fit: cover;
 }
+
+::marker {
+    content: '💾 ';
+}
diff --git a/server.js b/server.js
index b8bae57..410437b 100644
--- a/server.js
+++ b/server.js
@@ -4,6 +4,7 @@ const path = require('path')
 const multer = require('multer')
 const bcrypt = require('bcrypt')
 const md5file = require('md5-file')
+const filesize = require('filesize')
 const express = require('express')
 const mongoose = require('mongoose')
 const CronJob = require('cron').CronJob
@@ -39,6 +40,7 @@ app.set('view engine', 'pug')
 app.use(express.static('public'))
 app.use(express.urlencoded({ extended: true }))
 app.use(express.json())
+app.locals.filesize = filesize.partial({ base: 2, standard: 'jedec' })
 app.locals.moment = require('moment')
 app.locals.moment.locale('zh-cn')
 app.get('/', async (req, res) => {
diff --git a/views/download.pug b/views/download.pug
index 281d675..52de649 100644
--- a/views/download.pug
+++ b/views/download.pug
@@ -17,8 +17,7 @@ html(lang='zh')
             label 类型
             label= file.mimetype
             label 大小
-            label= file.size
-                |   字节
+            label= filesize(file.size)
             label 上传
             label= moment(file.createdAt).fromNow()
             label 热度
@@ -37,3 +36,4 @@ html(lang='zh')
             if mimetype == 'audio'
                 p 预览
                 audio(controls src=src)
+        script(src='/client.js')
diff --git a/views/index.pug b/views/index.pug
index 8d4e39c..c2e9f81 100644
--- a/views/index.pug
+++ b/views/index.pug
@@ -19,5 +19,5 @@ html(lang='zh')
                 li
                     a(href=`/download/${file.id}`)= file.filename
                     if file.password
-                        span   ㊙️
-                    span.small   ( #{moment(file.createdAt).fromNow()}, #{file.downloads} 次下载 )
+                        span  ㊙️
+                    span.small  (#{moment(file.createdAt).fromNow()}, #{file.downloads} 次下载)