css实现下拉菜单导航条效果代码-html代码-BFW代码库

css实现下拉菜单导航条效果代码

代码语言：html

代码描述：css实现下拉菜单导航条效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html>

<head>
    <meta charset="UTF-8">
    <link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/reset.min.css">
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <style>
        html {
        	height:100%;
        	background-color:#f8f8f8;
        }
        body {
        	overflow:hidden;
        	height:100%;
        	width:980px;
        	margin:0 auto;
        	background-color:#ffffff;
        	font-family:'Roboto',sans-serif;
        	color:#555555;
        }
        a {
        	text-decoration:none;
        	color:inherit;
        }
        * {
        	box-sizing:border-box;
        }
        .menu {
        	display:block;
        	position:relative;
        	cursor:pointer;
        }
        .menu-title {
        	display:block;
        	width:150px;
        	height:40px;
        	padding:12px 0 0;
        	background:#9dc852;
        	text-align:center;
        	color:#ffffff;
        	font-weight:bold;
        	text-transform:uppercase;
        	transition:0.3s background-color;
        }
        .menu-title:before {
        	content:"";
        	display:block;
        	height:0;
        	border-top:5px solid #9dc852;
        	border-left:75px solid transparent;
        	border-right:75px solid transparent;
        	border-bottom:0 solid #dddddd;
        	position:absolute;
        	top:100%;
        	left:0;
        	z-index:101;
        	transition:0.2s 0.2s border-top ease-out,0.3s border-top-color;
        }
        .menu-title:hover {
        	background:#8db842;
        }
        .menu-title:hover:before {
        	border-top-color:#8db842;
        }
        .menu:hover >.menu-title:before {
        	border-top-width:0;
        	transition:0.2s border-top-width ease-in,0.3s border-top-color;
        }
        .menu-title:after {
        	content:"";
        	display:block;
        	height:0;
        	border-left:75px solid transparent;
        	border-right:75px solid transparent;
        	border-bottom:0 solid #ebebeb;
        	position:absolute;
        	bottom:0;
        	left:0;
        	z-index:101;
        	transition:0.2s border-bottom ease-in;
        }
        .menu:hover >.menu-title:after {
        	border-bottom-width:5px;
        	transition:0.2s 0.2s border-bottom-width ease-out;
        }
        .menu-title_2nd {
        	background:#4e96b3;
        }
        .menu-title_2nd:hover {
        	background:#3e86a3;
        }
        .menu-title_2nd:before {
        	border-top-color:#4e96b3;
        }
        .menu-title_2nd:hover:before {
        	border-top-color:#3e86a3;
        }
        .menu-title_3rd {
        	background:#c97676;
        }
        .menu-title_3rd:hover {
        	background:#b96666;
        }
        .menu-title_3rd:before {
        	border-top-color:#c97676;
        }
        .menu-title_3rd:hover:before {
        	border-top-color:#b96666;
        }
        .menu-title_4th {
        	background:#dbab58;
        }
        .menu-title_4th:hover {
        	background:#cb9b48;
        }
        .menu-title_4th:before {
        	border-top-color:#dbab58;
        }
        .menu-title_4th:hover:before {
        	border-top-color:#cb9b48;
        }
        .menu-dropdown {
        	min-width:100%;
        	padding:15px 0;
        	position:absolute;
        	background:#ebebeb;
        	z-index:100;
        	transition:0.5s padding,0.5s background;
        }
        .menu-dropdown:after {
        	content:"";
        	display:block;
        	height:0;
        	border-top:5px solid #ebebeb;
        	border-left:75px solid transparent;
        	border-right:75px so.........完整代码请登录后点击上方下载按钮下载查看