diff --git a/index.html b/index.html
index b8ad602..0a38ff0 100644
--- a/index.html
+++ b/index.html
@@ -10,6 +10,7 @@
       name="viewport"
       content="width=device-width, minimum-scale=1, maximum-scale=1,user-scalable=no"
     />
+    <link rel="stylesheet" type="text/css" href="/src/style/demo.css" />
   </head>
   <body>
     <div class="contain">
@@ -28,9 +29,7 @@ <h1>mobile-select demo</h1>
     </div>
 
     <script type="module">
-      import "/src/style/demo.css";
       import MobileSelect from "/src/index.ts";
-
       const weekdayArr = [
         "周日",
         "周一",
@@ -330,7 +329,7 @@ <h1>mobile-select demo</h1>
         title: "级联数据",
         wheels: [{ data: UplinkData }],
         initValue: "劳斯莱斯 魅影 标准版",
-        scrollSpeed: 2,
+        // scrollSpeed: 2,
         onTransitionEnd: function (data, indexArr, msInstance) {
           //console.log(data);
         },
diff --git a/scripts/build-html.mjs b/scripts/build-html.mjs
index 1b8df03..d86f6d4 100644
--- a/scripts/build-html.mjs
+++ b/scripts/build-html.mjs
@@ -22,12 +22,14 @@ const buildHtml = async () => {
     htmlCode = htmlCode
       .replace(
         '<script type="module">',
-        `<link rel="stylesheet" type="text/css" href="./style/demo.css" />
-      <link rel="stylesheet" type="text/css" href="./style/mobile-select.css" />
-      <script type="text/javascript" src="./mobile-select.iife.js"></script>
-      <script type="text/javascript">`
+        `<link rel="stylesheet" type="text/css" href="./style/mobile-select.css" />
+          <script type="text/javascript" src="./mobile-select.iife.js"></script>
+          <script type="text/javascript">`
+      )
+      .replace(
+        '<link rel="stylesheet" type="text/css" href="/src/style/demo.css"/>',
+        '<link rel="stylesheet" type="text/css" href="./style/demo.css"/>'
       )
-      .replace('import "/src/style/demo.css";', "")
       .replace(`import MobileSelect from "/src/${entryFileName}";`, "");
     // TODO format 格式化
     await fs.writeFile(resolve(targetDir, "demo.html"), htmlCode);
