flex-direction和flex-wrap的简写CSS属性

使用flex-flow属性可在单个属性中设置flex-direction和flex-wrap属性。您可以尝试运行以下代码来实现 flex-flow属性

示例

<!DOCTYPE html>
<html>
   <head>
      <style>
         .mycontainer {
            display: flex;
            background-color: orange;
            flex-flow: column wrap;
         }
         .mycontainer > div {
            background-color: white;
            text-align: center;
            line-height: 40px;
            font-size: 25px;
            width: 100px;
            margin: 5px;
         }
      </style>
   </head>
   <body>
      <h1>Quiz</h1>
      <div class = "mycontainer">
         <div>Q1</div>
         <div>Q2</div>
         <div>Q3</div>
         <div>Q4</div>
         <div>Q5</div>
         <div>Q6</div>
         <div>Q7</div>
         <div>Q8</div>
         <div>Q9</div>
      </div>
   </body>
</html>