使用此Bootstrap 4代码,布局看起来像您的图形。
<div class="container">
<div class="row">
<div class="col-12">
<p>My text here</p>
</div>
</div>
<div class="row">
<div class="col-3 col-md-2 pt-2 pr-0">
<label>Input label</label>
</div>
<div class="col-6 col-md-2 pr-0">
<input type="text" class="form-control w-100">
</div>
<div class="col-3 d-md-none">
<button type="button" class="btn btn-success">Save</button>
</div>
<div class="col-12 col-md-3">
<input type="text" class="form-control w-100">
</div>
<div class="col-12 col-md-3 d-none d-md-flex pl-0">
<button type="button" class="btn btn-success">Save</button>
</div>
</div>
<div class="row">
<div class="col-12">
<p>Other elements here</p>
</div>
</div>
</div>
,
应该这样做。
<div class="container">
<div class="row">
<div class="col-sm-12">My text here ------------------</div>
</div>
<div class="row">
<div class="col-md-3 col-sm-4">Input Label</div>
<div class="col-md-3 col-sm-4">Input</div>
<div class="col-md-3 hidden-sm">Input</div>
<div class="col-md-3">Save button</div>
</div>
<div class="row visible-sm">
<div class="col-sm-12">
<div class="col-md-3">Input</div>
</div>
</div>
<div class="row">
<div class="col-sm-12">Text Area here</div>
</div>
</div>
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