Demo—标题左右两侧的对等横线-优快云博客

<!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; //通过设置字符间距是线之间的空白消失
		}
		.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>

转载于:https://www.cnblogs.com/witkeydu/p/8376654.html