CodePen Embed - Flex Step 2

<div class="container">
    <div class="item">One</div>
    <div class="item">Two</div>
    <div class="item">Three</div>
    <div class="item">Four</div>
    <div class="item">Five</div>    
</div>

.container {
  display: flex;
  border: 2px solid black;
  flex-direction: column;
}

.item {
    padding: 10px;
    border: 5px solid rgb(17, 105, 121);
    background-color: rgba(17, 105, 121,.1);
    border-radius: 5px;
}

* { box-sizing: border-box; }

body {
    font: 1.1em/1.3 Tahoma, Verdana, Segoe, sans-serif;
    background-color: #fff;
    color: #333;
    max-width: 760px;
    margin: 1em auto;
}

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