我完全是个 JS 新手...我写了下面这段代码:JSFiddle
*{
margin: 0 auto;
}
.navbar {
width: 100%;
position: fixed;
transition: 1s;
color: #FFF;
}
.navbar ul li {
display: inline-block;
padding: 35px 30px 20px 0px;
font-family: sans-serif;
font-size: 15px;
}
.section1 {
width: 100%;
height: 100vh;
background: grey;
}
.section2 {
width: 100%;
height: 100vh;
background: black;
}
<div class="navbar" id='nav'>
<ul>
<li><a href="" id="navi">Home</a></li>
<li><a href="">News</a></li>
<li><a href="">Gallery</a></li>
<li>Home</li>
<li>News</li>
<li>Gallery</li>
</ul>
</div>
<script type="text/javascript">
var nav = document.getElementById('nav');
window.onscroll = function(){
if (window.pageYOffset >100) {
nav.style.background = "#FFF";
nav.style.color = "#000";
nav.style.marginTop = "-20px";
nav.style.borderBottom = "1px solid #E5E5E5";
nav.style.boxShadow = "0 1px 2px rgba(0,0,0,0.05)";
} else {
nav.style.background = "transparent";
nav.style.color = "#FFF";
nav.style.marginTop = "0px";
nav.style.border = "none";
nav.style.boxShadow = "none";
}
}
</script>
<div class="section1"></div>
<div class="section2"></div>
有人能告诉我如何更改链接的颜色(包括悬停和访问后)吗?我只知道可以使用nav.style.color更改文本颜色。
感谢任何帮助!我希望得到一些提示,如何改进我的代码。至少我想创建一个类似于Businessx的导航。