CSS实现导航栏底部动态滚动条效果
纯CSS实现的导航栏底部滚动条效果,如下:
实现滚动条效果,其实就是在<li></li>标签中让<span>元素的宽度由0变化到100%,代码很简单,如下所示:
CSS样式部分:
<style> ul.nav {background-color: whitesmoke;} ul.nav li {padding: 10px 0;margin: 0 30px;overflow: hidden;display: inline-block;} ul.nav li a {text-decoration: none;} ul.nav li span {position: relative;left: -10%;float: left;width: 5%;transition: border, width .5s;border: 1px solid #5FB878;} ul.nav li:hover span {width: 105%;border: 1px solid #5FB878;} </style>
HTML部分:
<div> <ul class="nav"> <li><a href="">导航一</a><span></span></li> <li><a href="">导航二</a><span></span></li> <li><a href="">导航三</a><span></span></li> <li><a href="">导航四</a><span></span></li> </ul> </div>