<title>Bootstrap 按钮大小 - 迹忆客(jiyik.com)</title>
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<button type="button" class="btn btn-primary btn-lg">大的原始按钮</button>
<button type="button" class="btn btn-default btn-lg">大的按钮</button>
<button type="button" class="btn btn-primary"> 默认大小的原始按钮</button>
<button type="button" class="btn btn-default"> 默认大小的按钮</button>
<button type="button" class="btn btn-primary btn-sm">小的原始按钮</button>
<button type="button" class="btn btn-default btn-sm">小的按钮</button>
<button type="button" class="btn btn-primary btn-xs">特别小的原始按钮</button>
<button type="button" class="btn btn-default btn-xs">特别小的按钮</button>
<button type="button" class="btn btn-primary btn-lg btn-block">块级的原始按钮</button>
<button type="button" class="btn btn-default btn-lg btn-block">块级的按钮</button>
