<style>
.tb1{color: blue;font-size: 10em;}
.tb2{color: red;font-size: 13rem;}
</style>
<body>
<span class="glyphicon glyphicon-asterisk tb1"></span>
<span class="glyphicon glyphicon-heart tb2"></span>
</body>
.tb1{color: blue;font-size: 10em;}
.tb2{color: red;font-size: 13rem;}
</style>
<body>
<span class="glyphicon glyphicon-asterisk tb1"></span>
<span class="glyphicon glyphicon-heart tb2"></span>
</body>
<head>
<link rel="stylesheet" href="dist\css\bootstrap.min.css">
<style>
.test{height: 300px;background: red;}
</style>
</head>
<body>
<div class="test col-lg-3 col-md-4 col-sm-6 col-xs-12 col-lg-offset-3 col-md-offset-4"></div>
</body>
<link rel="stylesheet" href="dist\css\bootstrap.min.css">
<style>
.test{height: 300px;background: red;}
</style>
</head>
<body>
<div class="test col-lg-3 col-md-4 col-sm-6 col-xs-12 col-lg-offset-3 col-md-offset-4"></div>
</body>
<button class="btn btn-info">按钮</button>
<button class="btn btn-link">按钮</button>
<a href="" class="btn btn-danger">按钮</a>
<button class="btn btn-link">按钮</button>
<a href="" class="btn btn-danger">按钮</a>
2017-08-01
<button class="btn btn-default btn-lg">按钮</button>
<button class="btn btn-success active">按钮</button>
<button class="btn btn-primary btn-block">按钮</button>
<button class="btn btn-warning" disabled="disabled">按钮</button>
<button class="btn btn-danger">按钮</button>
<button class="btn btn-success active">按钮</button>
<button class="btn btn-primary btn-block">按钮</button>
<button class="btn btn-warning" disabled="disabled">按钮</button>
<button class="btn btn-danger">按钮</button>
2017-08-01
<p class="text-left">左对齐</p>
<p class="text-center">居中</p>
<p class="text-right">右对齐</p>
<p><mark>慕课网</mark><del>慕课网</del><ins>慕课网</ins><u>慕课网</u><small>慕课网</small><strong>慕课网</strong></p>
<p>慕课网慕课网慕课网慕课网慕课网慕课网慕课</p>
<p class="text-lowercase">HELLO大写换小写</p>
<p class="text-center">居中</p>
<p class="text-right">右对齐</p>
<p><mark>慕课网</mark><del>慕课网</del><ins>慕课网</ins><u>慕课网</u><small>慕课网</small><strong>慕课网</strong></p>
<p>慕课网慕课网慕课网慕课网慕课网慕课网慕课</p>
<p class="text-lowercase">HELLO大写换小写</p>
2017-08-01
<h1>标题1 <small>小标题</small> </h1>
<h2>标题2</h2>
<h3>标题3</h3>
<h4>标题4</h4>
<h5>标题5</h5>
<h6>标题6</h6>
<span class="h1">标题1</span>
<span class="h2">标题1</span>
<span class="h3">标题1</span>
<span class="h4">标题1</span>
<span class="h5">标题1</span>
<span class="h6">标题1</span>
<h2>标题2</h2>
<h3>标题3</h3>
<h4>标题4</h4>
<h5>标题5</h5>
<h6>标题6</h6>
<span class="h1">标题1</span>
<span class="h2">标题1</span>
<span class="h3">标题1</span>
<span class="h4">标题1</span>
<span class="h5">标题1</span>
<span class="h6">标题1</span>
2017-08-01
<head>
<title>Bootstrap</title>
<link rel="stylesheet" href="dist\css\bootstrap.min.css">
<script src="jqurey/jquery-3.2.1.min.js"></script>
<script src="dist/js/bootstrap.min.js"></script>
</head>
<body>
<button class="btn btn-info">你好</button> //更改为其他CLASS名以后效果会消失
</body>
<title>Bootstrap</title>
<link rel="stylesheet" href="dist\css\bootstrap.min.css">
<script src="jqurey/jquery-3.2.1.min.js"></script>
<script src="dist/js/bootstrap.min.js"></script>
</head>
<body>
<button class="btn btn-info">你好</button> //更改为其他CLASS名以后效果会消失
</body>
2017-08-01