#box {
width: 300px;
}
li {
list-style: none;
}
#title {
text-indent: 1em;
color: #FFF;
background: linear-gradient(to bottom, #0467ac, #63a7d6, #b6dbf5);
}
.a {
text-indent: 2em;
background: linear-gradient(to bottom, #e4f1fa, #bddff7, #e4f1fa);
}
p {
text-indent: 1em;
}
p a {
color: #666666;
text-decoration: none;
}
p a:hover {
color: #F60;
text-decoration: underline;
}
.a a {
color: #0565c6;
text-decoration: none;
}
.a a:hover {
text-decoration: underline;
}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>家用电器分类</title>
<link rel="stylesheet" href="style.css" type="text/css">
</head>
<body>
<div id="box">
<h2 id="title">家用电器</h2>
<ul>
<li>
<h3 class="a"><a href="#">大家电</a></h3>
<p><a href="#">平板电视</a> <a href="#">洗衣机</a> <a href="#">冰箱</a><br/>
<span> </span><a href="#">空调</a> <a href="#">烟机/灶具</a> <a
href="#">热水器</a><br/>
<span> </span><a href="#">冷柜/酒柜</a> <a href="#">消毒柜</a> <a href="#">家庭影院</a>
</p>
</li>
<li>
<h3 class="a"><a href="#">生活电器</a></h3>
<p><a href="#">电风扇</a> <a href="#">净化器</a> <a href="#">吸尘器</a><br/>
<span> </span><a href="#">净水设备</a> <a href="#">挂烫机</a> <a
href="#">电话机</a>
</p>
</li>
<li>
<h3 class="a"><a href="#">厨房电器</a></h3>
<p><a href="#">榨汁机</a> <a href="#">电压力锅</a> <a href="#">电饭煲</a><br/>
<span> </span><a href="#">豆浆机</a> <a href="#">微波炉</a> <a
href="#">电磁炉</a>
</p>
</li>
<li><h3 class="a"><a href="#">五金家装</a></h3>
<p><a href="#">淋浴/水槽</a> <a href="#">电动工具</a> <a href="#">手动工具</a><br/>
<span> </span><a href="#">仪器仪表</a> <a href="#">浴霸/排气</a> <a
href="#">灯具</a>
</p>
</li>
</ul>
</div>
</body>
</html>
