在 Bootstrap 4 中將收集的專案居中對齊


使用 .align-content-center 類可在 Bootstrap 4 中將收集的專案居中對齊。

如下所示設定 align-content-center 類 −

<div class="d-flex flex-wrap align-content-center bg-primary">

然後,新增 flex 專案 −

<div class="d-flex flex-wrap align-content-center bg-primary" style="height:250px">
  <div class="p-2 border">One</div>
  <div class="p-2 border">Two</div>
  <div class="p-2 border">Three</div>
</div>

我們來看一個示例,來實現 align-content-center 類 −

示例

線上演示

<!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">
    <h2>Example</h2>
    <div class="d-flex flex-wrap align-content-center bg-primary" style="height:250px">
      <div class="p-2 border">One</div>
      <div class="p-2 border">Two</div>
      <div class="p-2 border">Three</div>
      <div class="p-2 border">Four</div>
      <div class="p-2 border">Five</div>
      <div class="p-2 border">Six</div>
      <div class="p-2 border">Seven</div>
      <div class="p-2 border">Eight</div>
      <div class="p-2 border">Nine</div>
      <div class="p-2 border">Ten</div>
      <div class="p-2 border">Eleven</div>
      <div class="p-2 border">Twelve</div>
      <div class="p-2 border">Thirteen</div>
      <div class="p-2 border">Fourteen</div>
    </div>
  </div>
</body>
</html>

更新日期: 17-6-2020

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