```css

/* 通用樣式 */

body {

font-size: 16px;

font-family: Arial, sans-serif;

#link-box {

font-size: 14px;

font-family: Arial, sans-serif;

#link-box:hover {

font-size: 13px;

```

```javascript

// 通用腳本

document.getElementById("link-box").addEventListener("hover", function() {

document.getElementById("link-box").style.font-size = "13px";

});

```

```html

<input type="submit" value="點擊提交">

<input type="button" value="點擊保存">

<a href="#">保存</a>

```

```html

<a href="#">保存</a>

<p>這是當前頁面的內容。</p>

```