CSS实现的大型导航下拉菜单
阅读目录
- 阐述
- HTML结构
- CSS
- 预览
阐述
这是一款纯 CSS 实现的大型导航下拉菜单。
该大型菜单使用 HTML 和纯 CSS 代码制作，没有任何 js 代码，不依赖任意第三方插件。
适合用于栏目分类较多的大型网站使用。
HTML结构
该大型菜单的HTML结构如下：
<nav><ul class="container ul-reset"><li><a href='#'>Homea>li><li class='droppable'><a href='#'>Category Onea><div class='mega-menu'><div class="container cf"><ul class="ul-reset"><h3>Heading 1h3><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li>ul><ul class="ul-reset"><h3>Heading 2h3><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li>ul><ul class="ul-reset"><h3>Heading 3h3><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li><li><a href='#'>Category One Sublinka>li>ul><ul class="ul-reset"><h3>Heading 4h3><li><img src="http://placehold.it/205x172">li>ul>div>div>li><li class='droppable'><a href='#'>Category Twoa><div class='mega-menu'><div class="container cf"><ul class="ul-reset"><h3>Heading 1h3><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li>ul><ul class="ul-reset"><h3>Heading 2h3><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li>ul><ul class="ul-reset"><h3>Heading 3h3><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li>ul><ul class="ul-reset"><h3>Heading 4h3><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li><li><a href='#'>Category Two Sublinka>li>ul>div>div>li><li><a href='#'>Category Threea>li><li><a href='#'>Category Foura>li><li><a href='#'>Category Fivea>li><li><a href='#'>Category Sixa>li>ul>
nav>
CSS
为该大型菜单添加下面的CSS样式：
/* #Resets
–––––––––––––––––––––––––––––––––––––––––––––––––– */
html {box-sizing: border-box;}
*, *:before, *:after {box-sizing: inherit; }
/* #Universal and Default Styles
–––––––––––––––––––––––––––––––––––––––––––––––––– */
body {background: url(../img/black-wood-small.jpg);color: #ddd;font-family: "Open Sans", sans-serif;font-size: 14px;line-height: 1;margin: 0;padding: 0;text-align: center;
}
a {text-decoration: none;}
h1 {font-size: 40px;font-weight: 700;margin-bottom: 20px;margin-top: 20px;
}
h2 {font-size: 15px;font-weight: 600;margin-bottom: 30px;margin-top: 10px;
}
.container {margin: auto;width: 940px;
}
.ul-reset {padding-left: 0;margin-top: 0;margin-bottom: 0;list-style: none;
}
/* #Navigation Styles
–––––––––––––––––––––––––––––––––––––––––––––––––– */
nav {background: #424242;font-size: 0;position: relative;
}
nav > ul > li {display: inline-block;font-size: 14px;padding: 0 15px;position: relative;
}
nav > ul > li:first-child {padding-left: 0;}
nav > ul > li:last-child {padding-right: 0;}
nav > ul > li > a {color: #fff;display: block;position: relative;padding: 20px 0;border-bottom: 3px solid transparent;
}
nav > ul > li:hover > a {color: #69aae0; border-bottom: 3px solid #69aae0;
}
/* #Mega Menu Styles
–––––––––––––––––––––––––––––––––––––––––––––––––– */
.mega-menu {background: #f0f0f0;display: none;left: 0;position: absolute;text-align: left;width: 100%;
}
.mega-menu h3 {color: #444;}
.mega-menu ul {float: left;margin-bottom: 20px;margin-right: 40px;width: 205px;
}
.mega-menu ul:last-child {margin-right: 0;}
.mega-menu a {border-bottom: 1px solid #ddd;color: #4ea3d8;display: block;padding: 10px 0;
}
.mega-menu a:hover {color: #2d6a91;}
/* #Droppable Class Styles
–––––––––––––––––––––––––––––––––––––––––––––––––– */
.droppable {position: static;}
.droppable > a:after {content: "\f107";font-family: FontAwesome;font-size: 12px;padding-left: 6px;position: relative;top: -1px;
}
.droppable:hover .mega-menu {display: block;}
/* #Browser Clearfix
–––––––––––––––––––––––––––––––––––––––––––––––––– */
.cf:before,
.cf:after {content: " "; /* 1 */display: table; /* 2 */
}
.cf:after {clear: both;}
预览
完整代码去资源下载：CSS实现的大型导航下拉菜单
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