span_line 横线贯穿文字-样式 

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .container {
            width: 1000px;
            margin: 10px auto;
            border: 1px solid red;
        }
        
        h3.title {
            color: #F2AE11;
            font-size: 1.3em;
            margin-bottom: 3em;
            text-align: center;
            font-weight: 500;
            line-height: 1.1;
        }
        
        h3.title span {
            display: block;
            /*设置为块级元素会独占一行形成上下居中的效果*/
            font-size: 3em;
            color: #212121;
            position: relative;
            /*定位横线（当横线的父元素）*/
        }
        
        h3.title span:before,
        h3.title span:after {
            content: '';
            /*CSS伪类用法*/
            position: absolute;
            /*定位背景横线的位置*/
            top: 52%;
            background: #494949;
            /*宽和高做出来的背景横线*/
            width: 9%;
            height: 2px;
        }
        
        h3.title span:before {
            left: 25%;
            /*调整背景横线的左右距离*/
        }
        
        h3.title span:after {
            right: 25%;
        }
    </style>
</head>

<body>
    <div class="container">
        <h3 class="title">Welcome to <span>Snapshot</span></h3>
    </div>
</body>

</html>
posted @ 2017-12-06 11:13  财知汇  阅读(1035)  评论(0)  编辑  收藏  举报