为什么我的h1和p都有下划线。css都是视屏上面的
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<link rel="stylesheet" href="css/reset.css"/>
<link rel="stylesheet" href="css/main.css"/>
</head>
<body>
<header>
<nav>
<ul>
<li><a href="#">链接1</li>
<li><a href="#">链接2</li>
<li><a href="#">链接3</li>
<li><a href="#">链接4</li>
</ul>
</nav>
<div id ="banner">
<div class="inner">
<h1>嵌入式</h1>
<p>讲道理好不好，明明就不讲道理！</p>
</div>
</div>
</header>
</body>
</html>
