<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>todolist</title>
<style type="text/css">
.list_con{
600px;
margin:50px auto 0;
}
.inputtxt{
550px;
height:30px;
border:1px solid #ccc;
padding:0px;
text-indent:10px;
}
.inputbtn{
40px;
height:32px;
padding:0px;
border:1px solid #ccc;
}
.list{
margin:0;
padding:0;
list-style:none;
margin-top:20px;
}
.list li{
height:40px;
line-height:40px;
border-bottom:1px solid #ccc;
}
.list li span{
float:left;
}
.list li a{
float:right;
text-decoration:none;
margin:0 10px;
}
</style>
</head>
<body>
<div class="list_con">
<h2>To do list</h2>
<input type="text" name="" id="txt1" class="inputtxt">
<input type="button" name="" value="增加" id="btn1" class="inputbtn">
<ul id="list" class="list">
<!-- javascript:; # 阻止a标签跳转 -->
<li>
<span>学习html</span>
<a href="javascript:;" class="up"> ↑ </a>
<a href="javascript:;" class="down"> ↓ </a>
<a href="javascript:;" class="del">删除</a>
</li>
<li><span>学习css</span><a href="javascript:;" class="up"> ↑ </a><a href="javascript:;" class="down"> ↓ </a><a href="javascript:;" class="del">删除</a></li>
<li><span>学习javascript</span><a href="javascript:;" class="up"> ↑ </a><a href="javascript:;" class="down"> ↓ </a><a href="javascript:;" class="del">删除</a></li>
</ul>
</div>
</body>
</html>