本文实例讲述了js+css实现导航效果的方法。分享给大家供大家参考。具体实现方法如下：
1. 程序代码如下：
复制代码 代码如下:
*{ margin:0; padding:0; border:0;}
body{font:12px/130% verdana,geneva,arial,helvetica,sans-serif,宋体;}li{list-style:none;}
.clearfix:after{content:" ";display:block;height:0;clear:both;visibility:hidden;}.clearfix{display:inline-block;}
a:link{ color:#000; text-decoration:none; }
a:visited{ color:#000; text-decoration:none; }
a:hover{ color:#000; text-decoration:none; }
.menu{ width:778px; height:26px; background:#fff; margin:0 auto;}
.menusel{ float:left;width:100px; position:relative; height:25px; background:#ddd; line-height: 25px; margin-left: 1px; *margin-left: 0px;_margin-left: -1px;}
.menusel h2{ font-size:12px; }
.menusel a{ display: block;text-align:center; width:100px;border:1px solid #a4a4a4; height:25px; border-bottom:1px solid #a4a4a4; position:relative; z-index:2;}
.menusel a:hover{ border:1px solid #a4a4a4; border-bottom:1px dashed #eeeeee; position:relative; z-index:2; height:25px;}
.ahover a{border-bottom:1px dashed #eeeeee; background:#eeeeee; }
.position{ position:absolute; z-index:1;}
.menusel ul{width:125px; background:#eee; border:1px solid #a4a4a4; margin-top: -1px; position:relative; z-index:1; display:none;}
.menusel .block{ display:block;}
.typeul li{border-bottom:1px dashed #a4a4a4;width:125px; position:relative; float:left; }
.typeul li a{ border:none;width:125px; }
.typeul li a:hover{ border:none; background:#ddd;}
.typeul{ margin-left:0; }
.typeul ul{left:125px; top:0; position:absolute;}
.fli{ margin-left: -1px; border-left:#eeeeee solid 1px;}
.menusel .lli{ border:none; }
菜单1
- 菜单选项1-2
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菜单选项1-2
- 菜单选项1-2-1
- 菜单选项1-2-2
- 菜单选项1-2
- 菜单选项1-2
菜单2
- 菜单选项2-2
- 菜单选项2-2
- 菜单选项2-2-1
- 菜单选项2-2-2
- 菜单选项2-2-1
- 菜单选项2-2-2
- 菜单选项2-2
- 菜单选项2-2
菜单3
- 菜单选项3-2
- 菜单选项3-2
- 菜单选项3-2-1
- 菜单选项3-2-2
- 菜单选项3-2-1
- 菜单选项3-2-2
- 菜单选项3-2-1
- 菜单选项3-2-2
- 菜单选项3-2
- 菜单选项3-2
2. 程序效果
希望本文所述对大家的javascript程序设计有所帮助。
