js实现网站头部导航滚动缩小效果代码-html代码-BFW代码库

代码语言：html

代码描述：js实现网站头部导航滚动缩小效果代码

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 lang="en">

<head>

    <meta charset="UTF-8">



    <style>
        header.smaller {
        	height: 75px;
        }
        
        header.smaller h1#logo {
        	width: 150px;
        	height: 75px;
        	line-height: 55px;
        	font-size: 55px;
        	margin: 0;
        }
        
        header.smaller nav a {
        	line-height: 75px;
        }
        
        *,
        *:before,
        *:after {
        	-webkit-box-sizing: border-box;
        	-moz-box-sizing: border-box;
        	box-sizing: border-box;
        }
        
        body {
        	color: #505050;
        	font-family: "Open Sans", sans-serif;
        	font-weight: 300;
        	font-size: 16px;
        	line-height: 1.8;
        }
        
        h1, h2, h3, h4, h5, h6 {
        	line-height: 1;
        	font-weight: 100;
        	color: #77C7AC;
        }
        
        a {
        	text-decoration: none;
        	color: #fcfcfc;
        	font-weight: 300;
        }
        
        a:hover {
        	color: #3c3c3c;
        }
        
        #wrapper {
        	width: 100%;
        	margin: 0 auto;
        }
        
        #main {
        	background-color: #fff;
        	padding-top: 150px;
          min-height:500px;
        }
        
        .container {
        	width: 80%;
        	margin: 0 auto;
        	padding: 0 30px;
        }
        
        section {
        	padding: 60px 0;
        }
        
        section h1 {
        	font-weight: 700;
        	margin-bottom: 10px;
        }
        
        section p {
        	margin-bottom: 30px;
        }
        
        section p:last-child {
        	margin-bottom: 0;
        }
        
        section.color {
        	background-color: #f4f4f4;
        }
        
        header {
        	width: 100%;
        	height: 10em;
        	overflow: hidden;
        	position: fixed;
        	top: 0;
        	left: 0;
        	z-index: 999;
          border-bottom:solid 0.5em #f4f4f4;
        	background-color: #394e63;
        	transition: height 0.3s;
        }
        
        header h1#logo {
        	display: inline-block;
        	line-height:3em;
           margin: 0;
           padding:0 1em;
           background-color:#fd5559;
        	float: left;
        	font-family: "Open Sans", sans-serif;
        	font-size: 60px;
        	color: #fcfcfc;
          text-shadow: 0.1em 0.03em #C0392B;
        	font-weight: 400;
        	-webkit-transition: all 0.3s;
        	-moz-transition: all 0.3s;
        	-ms-transition: all 0.3s;
        	-o-transition: all 0.3s;
        	transition: all 0.3s;
        }
        
        header nav {
        	display: inline-block;
        	float: right;
        }
        
        header nav a {
        	line-height: 150px;
        	margin-left: 20px;
        	color: #fcfcfc;
        	font-weight: 300;
        	font-size: 1em;
        	-webkit-transition: all 0.3s;
        	-moz-transition: all 0.3s;
        	-ms-transition: all 0.3s;
        	-o-transition: all 0.3s;
        	transition: all 0.3s;
        }
        
        header nav a:hover {
        	color: #fd5559;
        }
        
        header.smaller {
        	height: 75px;
        }
        
        header.smaller h1#logo {
        	line-height: 75px;
        	font-size: 30px;
        }
        
        header.smaller nav a {
        	line-height: 75px;
        }
        
        footer {
        	background-color: #3c3c3c;
        	text-align: center;
           min-height:17em;
           color: #bababa;
        }
        
        footer  a {
        	display: inline-block;
        	margin: 0;
          text-decoration:underline;
        }
        footer div.col {
          width:20%;
          display:inline-block;
          vertical-align: top;
        }
        footer col a {
          display:block;
        }
        
        footer ul li a:hover {
        	color: #fd5559;
        }
        footer ul li a {
            color: #bababa;  
        }
        footer div#copy {
          margin-top: 1em;
          padding:0;
        }
        footer div#copy a {
          color: #fd5559;  
        }
        footer div.container {
          position:relative;
          
        }
        footer ul{
          list-style:none;
          margin-top:2em;
          padding:0;
        }
        footer ul li {
          text-align:left;
          margin:0;
          padding:0;
        }
        
        .clearfix:after {
        	visibility: hidden;
        	display: block;
        	content: "";
        	clear: both;
        	height: 0;
        }
        
        @media all and (max-width: 760px) {
        	header h1#logo {
        		display: block;
        		float: none;
        		margin: 0 auto;
        		height: 100px;     
        		line-height: 80px;
        		text-align: center;
        	}
        
        	header nav {
        		display: block;
        		float: none;
        		height: 50px;
        		text-align: center;
        		margin: 0 auto;
        	}
        
        	header nav a {
        		line-height: 50px;
        		margin: 0 10px;
        	}
        
        	header.smaller {
        		height: 75px;
        	}
        
        	header.smaller h1#logo {
        		height: 40px;
        		line-height: 40px;
        		font-size: 30px;
             width:100%;
        	}
        
        	header.smaller nav {
        		height: 35px;
        	}
        
        	header.smaller nav a {
        		line-height: 35px;
        	}
          footer div.col {
            width:100%;
            display:inline-block;
            vertical-align: top;
          }
          footer ul li {
            display:inline-block;
            margin:0 0.5em;
            float:left;
          }
        
        }
        
        @media all and (max-width: 600px) {
        	.container {
        		width: 100%;
        	}
        
        	footer a {
        		display: block;
        	}
        }
    </style>




</head>

<body translate="no">
    <div id="wrapper">
        <header id="js-header">
            <div class="container clearfix">
                <h1 id="logo">Apples</h1>.........完整代码请登录后点击上方下载按钮下载查看