## 标签 标签都基于 .label，所以每一个需要使用标签类的元素都要加上这个类，用下面的任何一个类都可改变标签的外观。以下是几个类： | 类| 状态 | | --- | --- | | .label-primary | "primary" 类型的蓝色标签 | | .label-default | 默认的灰色标签 | |.label-primary | "primary" 类型的蓝色标签 | |.label-success |"success" 类型的绿色标签| |.label-info |"info" 类型的浅蓝色标签| |.label-warning |"warning" 类型的黄色标签| |.label-danger |"danger" 类型的红色标签| ```html <h1>热销<span class="label label-default">Hot</span></h1> <h2>热销<span class="label label-primary">Hot</span></h2> <h3>热销<span class="label label-success">Hot</span></h3> <h4>热销<span class="label label-info">Hot</span></h4> <h5>热销<span class="label label-warning">Hot</span></h5> <h6>热销<span class="label label-danger">Hot</span></h6> ```