<ul class="submenu">
<li><a href="#">Google</a></li>
<li><a href="#">Bing</a></li>
<li><a href="#">Yahoo</a></li>
<li><a href="#">Otros buscadores</a></li>
</ul>
</li>
</ul>
CSS代码：
CSS Code复制内容到剪贴板
.accordion {
width: 100%;
max-width: 360px;
margin: 30px auto 20px;
background: #FFF;
-webkit-border-radius: 4px;
-moz-border-radius: 4px;
border-radius: 4px;
}
.accordion .link {
cursor: pointer;
display: block;
padding: 15px 15px 15px 42px;
color: #4D4D4D;
font-size: 14px;
font-weight: 700;
border-bottom: 1px solid #CCC;
position: relative;
-webkit-transition: all 0.4s ease;
-o-transition: all 0.4s ease;
transition: all 0.4s ease;
}
.accordion li:last-child .link {
border-bottom: 0;
}
.accordion li i {
position: absolute;
top: 16px;
left: 12px;
font-size: 18px;
color: #595959;
-webkit-transition: all 0.4s ease;
-o-transition: all 0.4s ease;
transition: all 0.4s ease;
}
.accordion li i.fa-chevron-down {
rightright: 12px;
left: auto;
font-size: 16px;
}
.accordion li.open .link {
color: #b63b4d;
}
.accordion li.open i {
color: #b63b4d;
}
.accordion li.open i.fa-chevron-down {
