nav ul:after
{
content: “”;
clear: both;
display: block;
}</p>
<p>nav ul li
{
float: left;
}
nav ul li:hover
{
background: #4b545f;
background: linear-gradient(top, #4f5964 0%, #5f6975 40%);
background: -moz-linear-gradient(top, #4f5964 0%, #5f6975 40%);
background: -webkit-linear-gradient(top, #4f5964 0%,#5f6975 40%);
}
nav ul li:hover a
{
color: #fff;
}
nav ul li a
{
display: block;
padding: 5px 40px;
color: #757575;
text-decoration: none;
}</p>
<p>nav ul ul
{
background: #5f6975;
border-radius: 0px;
padding: 0;
position: absolute;
top: 100%;
}
nav ul ul li
{
float: none;
border-top: 1px solid #6b727c;
border-bottom: 1px solid #575f6a;
position: relative;
}
nav ul ul li a
{
padding: 5px 40px;
color: #fff;
}
nav ul ul li a:hover
{
background: #4b545f;
}
nav ul ul ul
{
position: absolute;
left: 100%;
top: 0;
}
</style>
最后的效果在Firefox 13.0.1 是这样的:
