找了一个比较好看的bootstrap时间轴，效果如下：
代码：
需要引入bootstrap和awesome字体
<link rel="stylesheet" type="text/css" href="/static/css/bootstrap.min.css" />
<link href="/static/blog/css/font-awesome.min.css" rel="stylesheet"><!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, initial-scale=1.0">
<title>炫酷纯CSS3响应式垂直时间轴特效</title>
<link rel="stylesheet" type="text/css" href="/static/css/bootstrap.min.css" />
<link href="/static/blog/css/font-awesome.min.css" rel="stylesheet">
<style type="text/css">
.demo{ background: #e7e7e7; padding: 1.5em 0}
.main-timeline{
position: relative;
-webkit-transition: all 0.4s ease 0s;
-moz-transition: all 0.4s ease 0s;
-ms-transition: all 0.4s ease 0s;
transition: all 0.4s ease 0s;
}
.main-timeline:before{
content: "";
width: 3px;
height: 100%;
background: #1abc9c;
position: absolute;
top: 0;
left: 50%;
}
.main-timeline .timeline{
margin-bottom: 50px;
position: relative;
}
.main-timeline .timeline:before,
.main-timeline .timeline:after{
content: "";
display: block;
width: 100%;
clear: both;
}
.main-timeline .timeline-icon{
width: 50px;
height: 50px;
border-radius: 50%;
background: #1abc9c;
overflow: hidden;
margin-left: -23px;
position: absolute;
top: 0;
left: 50%;
text-align: center;
}
.main-timeline .timeline-icon i{
font-size: 30px;
line-height: 50px;
color: #fff;
}
.main-timeline .timeline-content{
width: 45%;
padding: 20px;
border-radius: 5px;
background: #fff;
-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-transition: all 0.3s ease 0s;
-moz-transition: all 0.3s ease 0s;
-ms-transition: all 0.3s ease 0s;
transition: all 0.3s ease 0s;
}
.main-timeline .timeline-content:before{
content: "";
border-left: 7px solid #1abc9c;
border-top: 7px solid transparent;
border-bottom: 7px solid transparent;
position: absolute;
left: 45%;
top: 20px;
}
.main-timeline .title{
font-size: 30px;
font-weight: 300;
color: #fff;
padding: 10px;
background: #1abc9c;
border-radius: 3px 3px 0 0;
margin: -20px -20px 10px;
}
.main-timeline .description{
font-size: 14px;
color: #726f77;
}
.main-timeline .read-more{
display: inline-block;
font-size: 12px;
color: #64d8c1;
text-transform: uppercase;
padding: 5px 15px;
border: 2px solid #64d8c1;
position: relative;
border-radius: 5px;
-webkit-box-shadow: 2px 2px 0 #64d8c1;
-moz-box-shadow: 2px 2px 0 #64d8c1;
-ms-box-shadow: 2px 2px 0 #64d8c1;
box-shadow: 2px 2px 0 #64d8c1;
}
.main-timeline .read-more:hover{
top: 2px;
left: 2px;
box-shadow: none;
}
.main-timeline .timeline-content.right{
float: right;
}
.main-timeline .timeline-content.right:before{
content: "";
right: 45%;
left: inherit;
border-left: 0;
border-right: 7px solid #1abc9c;
}
@media only screen and (max-width: 990px){
.main-timeline .title{
font-size: 25px;
}
.main-timeline .timeline-content::before{
top: 16px;
}
}
@media only screen and (max-width: 767px){
.main-timeline{ margin-left: 20px; }
.main-timeline:before{ left: 0; }
.main-timeline .timeline-content{
width: 90%;
float: right;
}
.main-timeline .timeline-content:before,
.main-timeline .timeline-content.right:before{
left: 10%;
right: inherit;
margin-left: -6px;
border-left: 0;
border-right: 7px solid #1abc9c;
}
.main-timeline .timeline-icon{
left: 0;
}
}
@media only screen and (max-width: 479px){
.main-timeline .timeline-content{
width: 85%;
}
.main-timeline .timeline-content:before,
.main-timeline .timeline-content.right:before{
left: 15%;
}
.main-timeline .title{
font-size: 20px;
}
.main-timeline .timeline-content:before{
top: 13px;
}
}
</style>
</head>
<body>
<div class="htmleaf-container">
<div class="demo">
<div class="container">
<div class="row">
<div class="col-md-12">
<div class="main-timeline">
<div class="timeline">
<div class="timeline-icon">
<i class="fa fa-star"></i>
</div>
<div class="timeline-content">
<h2 class="title">Web Design</h2>
<p class="description">
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Praesent euismod fringilla nibh, feugiat pretium velit. Integer elit urna, maximus vitae rutrum hendrerit, pretium sed massa.
</p>
<a href="#" class="read-more">read more</a>
</div>
</div>
<div class="timeline">
<div class="timeline-icon">
<i class="fa fa-star"></i>
</div>
<div class="timeline-content right">
<h2 class="title">Web Development</h2>
<p class="description">
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Praesent euismod fringilla nibh, feugiat pretium velit. Integer elit urna, maximus vitae rutrum hendrerit, pretium sed massa.
</p>
<a href="#" class="read-more">read more</a>
</div>
</div>
<div class="timeline">
<div class="timeline-icon">
<i class="fa fa-star"></i>
</div>
<div class="timeline-content">
<h2 class="title">Brand Building</h2>
<p class="description">
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Praesent euismod fringilla nibh, feugiat pretium velit. Integer elit urna, maximus vitae rutrum hendrerit, pretium sed massa.
</p>
<a href="#" class="read-more">read more</a>
</div>
</div>
<div class="timeline">
<div class="timeline-icon">
<i class="fa fa-star"></i>
</div>
<div class="timeline-content right">
<h2 class="title">Responsive Design</h2>
<p class="description">
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Praesent euismod fringilla nibh, feugiat pretium velit. Integer elit urna, maximus vitae rutrum hendrerit, pretium sed massa.
</p>
<a href="#" class="read-more">read more</a>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</body>
</html>