<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>各种类型的线条</title>
<style type="text/css">
*{
margin: 0;
padding: 0;
}
.container{
height: 100px;
font-size: 24px;
font-weight: bold;
background: #f3f3f3;
margin-bottom: 30px;
text-align: center;
line-height: 100px;
}
.line_one h3{
vertical-align: middle;
text-align: center;
line-height: 100px;
}
.line_one h3 span{
vertical-align: middle;
display: inline-block;
padding: 0 50px;
}
.line_one h3:before,.line_one h3:after{
display: inline-block;
vertical-align: middle;
content: "";
width: 100px;
height: 3px;
background: #000000;
}
.line_two span{
letter-spacing: -1px;
}
.line_two strong{
padding: 0 50px;
}
</style>
</head>
<body>
<div class="container line_one">
<h3><span>世界那么大</span></h3>
</div>
<div class="container line_two">
<h3>
<span>—————————</span>
<strong>世界那么大</strong>
<span>—————————</span>
</h3>
</div>
<div class="container line_four">
</div>
<div class="container line_five">
</div>
<div class="container line_six">
</div>
<div class="container line_seven">
</div>
</body>
</html>
