以下是 纯CSS3扁平垂直时间轴特效 的示例演示效果:
部分效果截图1:
部分效果截图2:
HTML代码(index.html):
<!doctype html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=device-width, minimum-scale= 1.0, initial-scale= 1.0">
<title>纯CSS3扁平垂直时间轴特效</title>
<link rel="stylesheet" href="assets/style/base.css">
</head>
<body>
<div style="text-align:center;margin:50px 0; font:normal 14px/24px 'MicroSoft YaHei';"><p>注:由于服务器不支持SVG,所以图标无法显示,下载压缩包即可看到效果!</p></div>
<div class="htmleaf-container">
<div class="container">
<div id="timeline">
<div class="timeline-item">
<div class="timeline-icon">
<img src="assets/images/star.svg" alt="">
</div>
<div class="timeline-content">
<h2>标题</h2>
<p>标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题
</p>
<a href="#" class="btn">网页特效</a>
</div>
</div>
<div class="timeline-item">
<div class="timeline-icon">
<img src="assets/images/book.svg" alt="">
</div>
<div class="timeline-content right">
<h2>标题</h2>
<p>标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题</p>
<a href="#" class="btn">网页特效</a>
</div>
</div>
<div class="timeline-item">
<div class="timeline-icon">
<img src="assets/images/star.svg" alt="">
</div>
<div class="timeline-content">
<h2>标题</h2>
<p>标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题标题</p>
<a href="#" class="btn">网页特效</a>
</div>
</div>
</div>
</div>
</div>
</body>
</html>
CSS代码(base.css):
#timeline .timeline-item:after,#timeline .timeline-item:before{content:'';display:block;width:100%;clear:both;}
*,*:before,*:after{box-sizing:border-box;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;}
body,html{height:100%}
body{background:#f9f9f9;background-size:cover;margin:0;padding:0;font-family:helvetica,arial,tahoma,verdana;line-height:20px;font-size:14px;color:#726f77;-webkit-font-smoothing:antialiased;}
img{max-width:100%}
a{text-decoration:none;}
.container{max-width:1100px;margin:0 auto;}
h1,h2,h3,h4{font-family:"Dosis",arial,tahoma,verdana;font-weight:600;}
#timeline{width:90%;margin:30px auto;position:relative;-webkit-transition:all 0.4s ease;-moz-transition:all 0.4s ease;-ms-transition:all 0.4s ease;transition:all 0.4s ease;}
#timeline:before{content:"";width:3px;height:100%;background:#ee4d4d;left:50%;top:0;position:absolute;}
#timeline:after{content:"";clear:both;display:table;width:100%}
#timeline .timeline-item{margin-bottom:50px;position:relative;}
#timeline .timeline-item .timeline-icon{background:#ee4d4d;width:50px;height:50px;position:absolute;top:0;left:50%;overflow:hidden;margin-left:-23px;-webkit-border-radius:50%;-moz-border-radius:50%;-ms-border-radius:50%;border-radius:50%}
#timeline .timeline-item .timeline-icon img{position:relative;top:14px;left:14px;}
#timeline .timeline-item .timeline-content{width:45%;background:#fff;padding:20px;-webkit-box-shadow:0 3px 0 rgba(0,0,0,0.1);-moz-box-shadow:0 3px 0 rgba(0,0,0,0.1);-ms-box-shadow:0 3px 0 rgba(0,0,0,0.1);box-shadow:0 3px 0 rgba(0,0,0,0.1);-webkit-border-radius:5px;-moz-border-radius:5px;-ms-border-radius:5px;border-radius:5px;-webkit-transition:all 0.3s ease;-moz-transition:all 0.3s ease;-ms-transition:all 0.3s ease;transition:all 0.3s ease;}
#timeline .timeline-item .timeline-content h2{padding:15px;background:#ee4d4d;color:#fff;margin:-20px -20px 0 -20px;font-weight:500;-webkit-border-radius:3px 3px 0 0;-moz-border-radius:3px 3px 0 0;-ms-border-radius:3px 3px 0 0;border-radius:3px 3px 0 0;}
#timeline .timeline-item .timeline-content:before{content:'';position:absolute;left:45%;top:20px;width:0;height:0;border-top:7px solid transparent;border-bottom:7px solid transparent;border-left:7px solid #ee4d4d;}
#timeline .timeline-item .timeline-content.right{float:right;}
#timeline .timeline-item .timeline-content.right:before{content:'';right:45%;left:inherit;border-left:0;border-right:7px solid #ee4d4d;}
.btn{padding:5px 15px;text-decoration:none;background:transparent;border:2px solid #f27c7c;color:#f27c7c;display:inline-block;position:relative;text-transform:uppercase;font-size:12px;-webkit-border-radius:5px;-moz-border-radius:5px;-ms-border-radius:5px;border-radius:5px;-webkit-transition:background 0.3s ease;-moz-transition:background 0.3s ease;-ms-transition:background 0.3s ease;transition:background 0.3s ease;-webkit-box-shadow:2px 2px 0 #f27c7c;-moz-box-shadow:2px 2px 0 #f27c7c;-ms-box-shadow:2px 2px 0 #f27c7c;box-shadow:2px 2px 0 #f27c7c;}
.btn:hover{box-shadow:none;top:2px;left:2px;-webkit-box-shadow:2px 2px 0 transparent;-moz-box-shadow:2px 2px 0 transparent;-ms-box-shadow:2px 2px 0 transparent;box-shadow:2px 2px 0 transparent;}
@media screen and (max-width:768px){#timeline{margin:30px;padding:0;}
#timeline:before{left:0;}
#timeline .timeline-item .timeline-content{width:90%;float:right;}
#timeline .timeline-item .timeline-content:before,#timeline .timeline-item .timeline-content.right:before{left:10%;margin-left:-6px;border-left:0;border-right:7px solid #ee4d4d;}
#timeline .timeline-item .timeline-icon{left:0;}
}