Bootstrap5 按钮
Bootstrap 5 提供了不同样式的按钮。
实例
<button type="button" class="btn">基本按钮</button>
<button type="button" class="btn btn-primary">主要按钮</button>
<button type="button" class="btn btn-secondary">次要按钮</button>
<button type="button" class="btn btn-success">成功</button>
<button type="button" class="btn btn-info">信息</button>
<button type="button" class="btn btn-warning">警告</button>
<button type="button" class="btn btn-danger">危险</button>
<button type="button" class="btn btn-dark">黑色</button>
<button type="button" class="btn btn-light">浅色</button>
<button type="button" class="btn btn-link">链接</button>
<button type="button" class="btn btn-primary">主要按钮</button>
<button type="button" class="btn btn-secondary">次要按钮</button>
<button type="button" class="btn btn-success">成功</button>
<button type="button" class="btn btn-info">信息</button>
<button type="button" class="btn btn-warning">警告</button>
<button type="button" class="btn btn-danger">危险</button>
<button type="button" class="btn btn-dark">黑色</button>
<button type="button" class="btn btn-light">浅色</button>
<button type="button" class="btn btn-link">链接</button>
尝试一下 »
按钮类可用于 <a>, <button>, 或
<input> 元素上:
实例
<a href="#" class="btn btn-info" role="button">链接按钮</a>
<button type="button" class="btn btn-info">按钮</button>
<input type="button" class="btn btn-info" value="输入框按钮">
<input type="submit" class="btn btn-info" value="提交按钮">
<input type="reset" class="btn btn-info" value="重置按钮">
<button type="button" class="btn btn-info">按钮</button>
<input type="button" class="btn btn-info" value="输入框按钮">
<input type="submit" class="btn btn-info" value="提交按钮">
<input type="reset" class="btn btn-info" value="重置按钮">
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按钮设置边框
Bootstrap 5 也可以设置按钮多边框，鼠标移动到按钮上添加突出到效果：
实例
<button type="button" class="btn btn-outline-primary">主要按钮</button>
<button type="button" class="btn btn-outline-secondary">次要按钮</button>
<button type="button" class="btn btn-outline-success">成功</button>
<button type="button" class="btn btn-outline-info">信息</button>
<button type="button" class="btn btn-outline-warning">警告</button>
<button type="button" class="btn btn-outline-danger">危险</button>
<button type="button" class="btn btn-outline-dark">黑色</button>
<button type="button" class="btn btn-outline-light text-dark">浅色</button>
<button type="button" class="btn btn-outline-secondary">次要按钮</button>
<button type="button" class="btn btn-outline-success">成功</button>
<button type="button" class="btn btn-outline-info">信息</button>
<button type="button" class="btn btn-outline-warning">警告</button>
<button type="button" class="btn btn-outline-danger">危险</button>
<button type="button" class="btn btn-outline-dark">黑色</button>
<button type="button" class="btn btn-outline-light text-dark">浅色</button>
尝试一下 »
不同大小的按钮
Bootstrap 5 可以设置按钮的大小，使用 .btn-lg 类设置大按钮，使用 .btn-sm 类设置小按钮：
实例
<button type="button" class="btn btn-primary btn-lg">大号按钮</button>
<button type="button" class="btn btn-primary">默认按钮</button>
<button type="button" class="btn btn-primary btn-sm">小号按钮</button>
<button type="button" class="btn btn-primary">默认按钮</button>
<button type="button" class="btn btn-primary btn-sm">小号按钮</button>
尝试一下 »
块级按钮
通过添加 .btn-block 类可以设置块级按钮，.d-grid 类设置在父级元素中：
实例
<div class="d-grid">
<button type="button" class="btn btn-primary btn-block">按钮 1</button>
</div>
<button type="button" class="btn btn-primary btn-block">按钮 1</button>
</div>
尝试一下 »
如果有多个块级按钮，你可以使用用 .gap-* 类来设置：
实例
<div class="d-grid gap-3">
<button type="button" class="btn btn-primary btn-block">100% 宽度的按钮</button>
<button type="button" class="btn btn-primary btn-block">100% 宽度的按钮</button>
<button type="button" class="btn btn-primary btn-block">100% 宽度的按钮</button>
</div>
<button type="button" class="btn btn-primary btn-block">100% 宽度的按钮</button>
<button type="button" class="btn btn-primary btn-block">100% 宽度的按钮</button>
<button type="button" class="btn btn-primary btn-block">100% 宽度的按钮</button>
</div>
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激活和禁用的按钮
按钮可设置为激活或者禁止点击的状态。
.active 类可以设置按钮是可用的， disabled 属性可以设置按钮是不可点击的。
注意 <a> 元素不支持 disabled
属性，你可以通过添加 .disabled 类来禁止链接的点击。
实例
<button type="button" class="btn btn-primary active">点击后的按钮</button>
<button type="button" class="btn btn-primary" disabled>禁止点击的按钮</button>
<a href="#" class="btn btn-primary disabled">禁止点击的链接</a>
<button type="button" class="btn btn-primary" disabled>禁止点击的按钮</button>
<a href="#" class="btn btn-primary disabled">禁止点击的链接</a>
尝试一下 »
加载按钮
我们也可以设置一个正在加载的按钮。
实例
<button class="btn btn-primary">
<span class="spinner-border spinner-border-sm"></span>
</button> <button class="btn btn-primary">
<span class="spinner-border spinner-border-sm"></span>
Loading..
</button> <button class="btn btn-primary" disabled>
<span class="spinner-border spinner-border-sm"></span>
Loading..
</button> <button class="btn btn-primary" disabled>
<span class="spinner-grow spinner-grow-sm"></span>
Loading..
</button>
<span class="spinner-border spinner-border-sm"></span>
</button> <button class="btn btn-primary">
<span class="spinner-border spinner-border-sm"></span>
Loading..
</button> <button class="btn btn-primary" disabled>
<span class="spinner-border spinner-border-sm"></span>
Loading..
</button> <button class="btn btn-primary" disabled>
<span class="spinner-grow spinner-grow-sm"></span>
Loading..
</button>
尝试一下 »
