<!DOCTYPE html>
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<html lang="zh">
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<head>
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<th:block th:include="include :: header('栅格')" />
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</head>
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<body class="gray-bg">
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<div class="wrapper wrapper-content">
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<div class="row">
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<div class="col-sm-12">
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<div class="ibox float-e-margins">
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<div class="ibox-title">
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<h5>栅格设置</h5>
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<div class="ibox-tools">
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<a class="collapse-link">
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<i class="fa fa-chevron-up"></i>
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</a>
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<a class="dropdown-toggle" data-toggle="dropdown" href="grid_options.html#">
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<i class="fa fa-wrench"></i>
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</a>
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<ul class="dropdown-menu dropdown-user">
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<li><a href="grid_options.html#">选项1</a>
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</li>
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<li><a href="grid_options.html#">选项2</a>
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</li>
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</ul>
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<a class="close-link">
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<i class="fa fa-times"></i>
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</a>
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</div>
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</div>
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<div class="ibox-content">
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<p>通过下表可以详细查看 Bootstrap 的栅格系统是如何在多种屏幕设备上工作的。</p>
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<div class="table-responsive">
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<table class="table table-bordered table-striped">
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<thead>
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<tr>
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<th></th>
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<th>
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超小屏幕
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<small>手机 (<768px)</small>
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</th>
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<th>
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小屏幕
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<small>平板 (≥768px)</small>
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</th>
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<th>
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中等屏幕
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<small>桌面显示器 (≥992px)</small>
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</th>
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<th>
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大屏幕
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<small>大桌面显示器 (≥1200px)</small>
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</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<th class="text-nowrap">栅格系统行为</th>
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<td>总是水平排列</td>
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<td colspan="3">开始是堆叠在一起的，当大于这些阈值时将变为水平排列C</td>
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</tr>
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<tr>
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<th class="text-nowrap"><code>.container</code> 最大宽度</th>
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<td>None （自动）</td>
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<td>750px</td>
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<td>970px</td>
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<td>1170px</td>
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</tr>
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<tr>
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<th class="text-nowrap">类前缀</th>
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<td><code>.col-xs-</code>
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</td>
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<td><code>.col-sm-</code>
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</td>
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<td><code>.col-md-</code>
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</td>
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<td><code>.col-lg-</code>
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</td>
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</tr>
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<tr>
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<th class="text-nowrap">列（column）数</th>
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<td colspan="4">12</td>
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</tr>
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<tr>
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<th class="text-nowrap">最大列（column）宽</th>
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<td class="text-muted">自动</td>
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<td>~62px</td>
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<td>~81px</td>
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<td>~97px</td>
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</tr>
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<tr>
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<th class="text-nowrap">槽（gutter）宽</th>
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<td colspan="4">30px （每列左右均有 15px）</td>
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</tr>
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<tr>
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<th class="text-nowrap">可嵌套</th>
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<td colspan="4">是</td>
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</tr>
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<tr>
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<th class="text-nowrap">偏移（Offsets）</th>
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<td colspan="4">是</td>
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</tr>
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<tr>
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<th class="text-nowrap">列排序</th>
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<td colspan="4">是</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-12">
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<div class="ibox float-e-margins">
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<div class="ibox-title">
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<h5>从堆叠到水平排列</h5>
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<div class="ibox-tools">
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<a class="collapse-link">
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<i class="fa fa-chevron-up"></i>
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</a>
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<a class="dropdown-toggle" data-toggle="dropdown" href="grid_options.html#">
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<i class="fa fa-wrench"></i>
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</a>
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<ul class="dropdown-menu dropdown-user">
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<li><a href="grid_options.html#">选项1</a>
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</li>
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<li><a href="grid_options.html#">选项2</a>
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</li>
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</ul>
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<a class="close-link">
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<i class="fa fa-times"></i>
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</a>
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</div>
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</div>
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<div class="ibox-content">
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<p>使用单一的一组 <code>.col-md-*</code> 栅格类，就可以创建一个基本的栅格系统，在手机和平板设备上一开始是堆叠在一起的（超小屏幕到小屏幕这一范围），在桌面（中等）屏幕设备上变为水平排列。所有“列（column）必须放在 ” <code>.row</code> 内。</p>
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<div class="row show-grid">
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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<div class="col-md-1">.col-md-1</div>
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</div>
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<div class="row show-grid">
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<div class="col-md-8">.col-md-8</div>
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<div class="col-md-4">.col-md-4</div>
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</div>
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<div class="row show-grid">
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<div class="col-md-4">.col-md-4</div>
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<div class="col-md-4">.col-md-4</div>
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<div class="col-md-4">.col-md-4</div>
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</div>
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<div class="row show-grid">
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<div class="col-md-6">.col-md-6</div>
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<div class="col-md-6">.col-md-6</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-12">
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<div class="ibox float-e-margins">
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<div class="ibox-title">
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<h5>移动设备和桌面屏幕</h5>
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<div class="ibox-tools">
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<a class="collapse-link">
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<i class="fa fa-chevron-up"></i>
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</a>
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<a class="dropdown-toggle" data-toggle="dropdown" href="grid_options.html#">
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<i class="fa fa-wrench"></i>
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</a>
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<ul class="dropdown-menu dropdown-user">
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<li><a href="grid_options.html#">选项1</a>
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</li>
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<li><a href="grid_options.html#">选项2</a>
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</li>
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</ul>
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<a class="close-link">
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<i class="fa fa-times"></i>
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</a>
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</div>
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</div>
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<div class="ibox-content">
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<p>是否不希望在小屏幕设备上所有列都堆叠在一起？那就使用针对超小屏幕和中等屏幕设备所定义的类吧，即 <code>.col-xs-*</code> 和 <code>.col-md-*</code>。请看下面的实例，研究一下这些是如何工作的。</p>
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<div class="row show-grid">
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<div class="col-xs-12 col-md-8">.col-xs-12 .col-md-8</div>
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<div class="col-xs-6 col-md-4">.col-xs-6 .col-md-4</div>
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</div>
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<div class="row show-grid">
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<div class="col-xs-6 col-md-4">.col-xs-6 .col-md-4</div>
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<div class="col-xs-6 col-md-4">.col-xs-6 .col-md-4</div>
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<div class="col-xs-6 col-md-4">.col-xs-6 .col-md-4</div>
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</div>
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<div class="row show-grid">
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<div class="col-xs-6">.col-xs-6</div>
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<div class="col-xs-6">.col-xs-6</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-12">
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<div class="ibox float-e-margins">
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<div class="ibox-title">
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<h5>手机、平板、桌面</h5>
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<div class="ibox-tools">
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<a class="collapse-link">
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<i class="fa fa-chevron-up"></i>
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</a>
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<a class="dropdown-toggle" data-toggle="dropdown" href="grid_options.html#">
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<i class="fa fa-wrench"></i>
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</a>
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<ul class="dropdown-menu dropdown-user">
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<li><a href="grid_options.html#">选项1</a>
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</li>
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<li><a href="grid_options.html#">选项2</a>
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</li>
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</ul>
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<a class="close-link">
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<i class="fa fa-times"></i>
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</a>
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</div>
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</div>
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<div class="ibox-content">
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<p>在上面案例的基础上，通过使用针对平板设备的 <code>.col-sm-*</code> 类，我们来创建更加动态和强大的布局吧。</p>
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<div class="row show-grid">
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<div class="col-xs-12 col-sm-6 col-md-8">.col-xs-12 .col-sm-6 .col-md-8</div>
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<div class="col-xs-6 col-md-4">.col-xs-6 .col-md-4</div>
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</div>
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<div class="row show-grid">
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<div class="col-xs-6 col-sm-4">.col-xs-6 .col-sm-4</div>
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<div class="col-xs-6 col-sm-4">.col-xs-6 .col-sm-4</div>
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<!-- Optional: clear the XS cols if their content doesn't match in height -->
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<div class="clearfix visible-xs"></div>
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<div class="col-xs-6 col-sm-4">.col-xs-6 .col-sm-4</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-12">
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<div class="ibox float-e-margins">
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<div class="ibox-title">
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<h5>多余的列（column）将另起一行排列</h5>
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<div class="ibox-tools">
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<a class="collapse-link">
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<i class="fa fa-chevron-up"></i>
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</a>
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<a class="dropdown-toggle" data-toggle="dropdown" href="grid_options.html#">
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<i class="fa fa-wrench"></i>
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</a>
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<ul class="dropdown-menu dropdown-user">
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<li><a href="grid_options.html#">选项1</a>
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</li>
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<li><a href="grid_options.html#">选项2</a>
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</li>
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</ul>
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<a class="close-link">
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<i class="fa fa-times"></i>
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</a>
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</div>
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</div>
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<div class="ibox-content">
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<p>在等宽的4网格中，网格不等高会碰到问题，为了解决这个问题，可使用<code>.clearfix</code>。<a href="grid_options.html#responsive-utilities">响应实用工具类</a>
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</p>
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<div class="row show-grid">
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<div class="col-xs-6 col-sm-3">
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.col-xs-6 .col-sm-3
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<br>调整窗口大小或者在手机上查看本示例
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</div>
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<div class="col-xs-6 col-sm-3">.col-xs-6 .col-sm-3</div>
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<!-- Add the extra clearfix for only the required viewport -->
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<div class="clearfix visible-xs"></div>
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<div class="col-xs-6 col-sm-3">.col-xs-6 .col-sm-3</div>
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<div class="col-xs-6 col-sm-3">.col-xs-6 .col-sm-3</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-12">
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<div class="ibox float-e-margins">
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<div class="ibox-title">
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<h5>列偏移</h5>
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<div class="ibox-tools">
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<a class="collapse-link">
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<i class="fa fa-chevron-up"></i>
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</a>
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<a class="dropdown-toggle" data-toggle="dropdown" href="grid_options.html#">
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<i class="fa fa-wrench"></i>
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</a>
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<ul class="dropdown-menu dropdown-user">
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<li><a href="grid_options.html#">选项1</a>
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</li>
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<li><a href="grid_options.html#">选项2</a>
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</li>
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</ul>
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<a class="close-link">
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<i class="fa fa-times"></i>
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</a>
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</div>
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</div>
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<div class="ibox-content">
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<p>使用 <code>.col-md-offset-*</code> 类可以将列向右侧偏移。这些类实际是通过使用 <code>*</code> 选择器为当前元素增加了左侧的边距（margin）。例如，<code>.col-md-offset-4</code> 类将 <code>.col-md-4</code> 元素向右侧偏移了4个列（column）的宽度。</p>
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<div class="row show-grid">
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<div class="col-md-4">.col-md-4</div>
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<div class="col-md-4 col-md-offset-4">.col-md-4 .col-md-offset-4</div>
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</div>
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<div class="row show-grid">
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<div class="col-md-3 col-md-offset-3">.col-md-3 .col-md-offset-3</div>
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<div class="col-md-3 col-md-offset-3">.col-md-3 .col-md-offset-3</div>
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</div>
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<div class="row show-grid">
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<div class="col-md-6 col-md-offset-3">.col-md-6 .col-md-offset-3</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-12">
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<div class="ibox float-e-margins">
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<div class="ibox-title">
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<h5>嵌套列</h5>
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<div class="ibox-tools">
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<a class="collapse-link">
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<i class="fa fa-chevron-up"></i>
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</a>
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<a class="dropdown-toggle" data-toggle="dropdown" href="grid_options.html#">
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<i class="fa fa-wrench"></i>
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</a>
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<ul class="dropdown-menu dropdown-user">
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<li><a href="grid_options.html#">选项1</a>
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</li>
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<li><a href="grid_options.html#">选项2</a>
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</li>
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</ul>
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<a class="close-link">
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<i class="fa fa-times"></i>
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</a>
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</div>
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</div>
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<div class="ibox-content">
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<p>为了使用内置的栅格系统将内容再次嵌套，可以通过添加一个新的 <code>.row</code> 元素和一系列 <code>.col-sm-*</code> 元素到已经存在的 <code>.col-sm-*</code> 元素内。被嵌套的行（row）所包含的列（column）的个数不能超过12（其实，没有要求你必须占满12列）。</p>
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<div class="row show-grid">
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<div class="col-md-9">
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第一级： .col-md-9
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<div class="row show-grid">
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<div class="col-md-6">
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第二级： .col-md-6
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</div>
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<div class="col-md-6">
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第二级： .col-md-6
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div class="row">
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<div class="col-sm-12">
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<div class="ibox float-e-margins">
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<div class="ibox-title">
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<h5>列排序</h5>
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<div class="ibox-tools">
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<a class="collapse-link">
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<i class="fa fa-chevron-up"></i>
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</a>
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<a class="dropdown-toggle" data-toggle="dropdown" href="grid_options.html#">
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<i class="fa fa-wrench"></i>
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</a>
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<ul class="dropdown-menu dropdown-user">
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<li><a href="grid_options.html#">选项1</a>
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</li>
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<li><a href="grid_options.html#">选项2</a>
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</li>
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</ul>
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<a class="close-link">
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<i class="fa fa-times"></i>
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</a>
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</div>
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</div>
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<div class="ibox-content">
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<p>通过使用 <code>.col-md-push-*</code> 和 <code>.col-md-pull-*</code> 类就可以很容易的改变列（column）的顺序。</p>
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<div class="row show-grid">
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<div class="col-md-9 col-md-push-3">.col-md-9 .col-md-push-3</div>
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<div class="col-md-3 col-md-pull-9">.col-md-3 .col-md-pull-9</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<th:block th:include="include :: footer" />
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</body>
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</html>
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