在 Bootstrap 4 的不同螢幕尺寸上,使彈性專案末尾對齊


在 Bootstrap 4 中使用 .align-self-*-end class,可在 Bootstrap 4 的不同螢幕尺寸上,使彈性專案末尾對齊。

對於特定螢幕尺寸,可按如下給出的程式碼片段對齊彈性專案 −

小螢幕尺寸

<div class="d-flex flex-wrap align-items-sm-stretch bg-secondary" style="height:200px">
  <div class="p-2 border">Item 1</div>
  <div class="p-2 border">Item 2</div>
  <div class="p-2 border">Item 3</div>
  <div class="p-2 border">Item 4</div>
</div>

大螢幕尺寸

<div class="d-flex flex-wrap align-items-lg-stretch bg-info" style="height:200px">
  <div class="p-2 border">Item 1</div>
  <div class="p-2 border">Item 2</div>
  <div class="p-2 border">Item 3</div>  
  <div class="p-2 border">Item 4</div>
</div>

可嘗試執行以下程式碼,以在特定螢幕尺寸上將彈性專案對齊在末尾 −

示例

實際演示

<!DOCTYPE html>
<html lang="en">
  <head>
    <title>Bootstrap Example</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css">
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script>
  </head>
<body>
  <div class="container mt-3">
    <h1>Align Specific Flex Item from the end</h1>
    <div class="d-flex bg-info" style="height:200px">
      <div class="p-2 border">Item 1</div>
      <div class="p-2 border">Item 2</div>
      <div class="p-2 border align-self-end">Item 3</div>
    <div class="p-2 border">Item 4</div>
  </div>
  <h2>Small Screen Size</h2>
  <div class="d-flex bg-info" style="height:200px">
    <div class="p-2 border">Item 1</div>
    <div class="p-2 border">Item 2</div>
    <div class="p-2 border align-self-sm-end">Item 3</div>
    <div class="p-2 border">Item 4</div>
  </div>
  <h2>Medium Screen Size</h2>
  <div class="d-flex bg-primary" style="height:200px">
    <div class="p-2 border">Item 1</div>
    <div class="p-2 border">Item 2</div>
    <div class="p-2 border align-self-md-end">Item 3</div>
    <div class="p-2 border">Item 4</div>
  </div>
  <h2>Large Screen Size</h2>
  <div class="d-flex bg-info" style="height:200px">
    <div class="p-2 border">Item 1</div>
    <div class="p-2 border">Item 2</div>
    <div class="p-2 border align-self-lg-end">Item 3</div>
    <div class="p-2 border">Item 4</div>
  </div>
 </div>

</body>
</html>

更新於: 18-Jun-2020

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