Tips: The code in the code editor on the right is to demonstrate the effect for everyone, and the width and content have been simplified
The following code You can copy it locally and run it, and the effect will be more significant
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>PHP中文网</title>
<style>
li{
list-style-type:none;
}
#menu {
width:950px;
margin:30px auto 0px;
height:45px;
background-color: #030e11;
}
#menu li {
float:left;
width:109px;
line-height:39px;
text-align:center;
position:relative;
border:none;
}
#menu li a {
font-size:16px; color: #e6f8e9;
display:block;
outline:0;
text-decoration:none; }
#menu li:hover a {
color: #ff0000; /*导航栏文字颜色 */
}
#menu li:hover .dropdown_1column {
left:0px;
top:38px;
}
.dropdown_1column{ /* 下拉菜单边框颜色*/
margin:0px auto;
float:left;
position:absolute;
left:-999em;
text-align:left;
border:1px solid #066591;
border-top:none;
background:#F4F4F4;
width: 140px;
}
#menu li:hover div a { /* 下拉菜单文字颜色*/
font-size:12px
;color:#444;
}
#menu li:hover div a:hover{color:#21910e;} /*下拉菜单鼠标停留颜色*/
#menu li ul {
list-style:none;padding:10px 5px;
margin:0;
}
#menu li ul li {
font-size:12px;
line-height:26px;
position:relative;
padding:0;margin:0;
float:none;
text-align:left;
width:130px;
}
#menu li ul li:hover {
background:none;
border:none;padding:0;
margin:0;
}
</style>
</head>
<body>
<div id="menu">
<ul>
<li><a href="" class="nodrop">首 页</a></li>
<li><a href="" class="drop">最火下载站</a>
<div class="dropdown_1column">
<div class="col_1">
<ul class="simple">
<li><a href="#">网站建设</a></li>
<li><a href="#">导航条代码</a></li>
<li><a href="#">最火下载站</a></li>
<li><a href="#">电子商务</a></li>
<li><a href="#">网站制作</a></li>
</ul>
</div>
</div>
</li>
<li><a href="#" class="drop">网站建设</a>
<div class="dropdown_1column">
<div class="col_1">
<ul class="simple">
<li><a href="#">网站建设</a></li>
<li><a href="#">导航条代码</a></li>
<li><a href="#">最火下载站</a></li>
<li><a href="#">网站推广</a></li>
<li><a href="#">网站优化</a></li>
<li><a href="#">网站制作</a></li>
</ul>
</div>
</div>
</li>
<li><a href="#" class="drop">网络营销</a>
<div class="dropdown_1column">
<div class="col_1">
<ul class="simple">
<li><a href="#">网站建设</a></li>
<li><a href="#">导航条代码</a></li>
<li><a href="#">最火下载站</a></li>
<li><a href="#">电子商务</a></li>
<li><a href="#">网站推广</a></li>
<li><a href="#">网站优化</a></li>
<li><a href="#">网站制作</a></li>
</ul>
</div>
</div>
</li>
<li><a href="#" class="drop">网络营销</a>
<div class="dropdown_1column">
<div class="col_1">
<ul class="simple">
<li><a href="#">网站建设</a></li>
<li><a href="#">导航条代码</a></li>
<li><a href="#">最火下载站</a></li>
<li><a href="#">电子商务</a></li>
<li><a href="#">网站推广</a></li>
<li><a href="#">网站制作</a></li>
</ul>
</div>
</div>
</li>
<li><a href="#" class="nodrop">关于我们</a></li>
<li><a href="#" class="nodrop">联系我们</a></li>
</ul>
</div>
</body>