如何在flexbox中保留垂直间距？

#box-list {
  display: flex;
  justify-content: space-between;
  flex-direction: column;
  height: 200px;
}

.pattern-box {
  background-color: red;
  border: 5px solid black;
}

.example-box {
  background-color: DeepSkyBlue;
  border: 5px solid black;
}

.practice-box {
  background-color: yellow;
  border: 5px solid black;
}

<div id="box-list">
  <div class="pattern-box">
    <div class="box-type">Pattern</div>
  </div>
  <div class="example-box">
    <div class="box-type">Example</div>
  </div>
  <div class="practice-box">
    <div class="box-type">Practice</div>
  </div>
</div>

#box-list {
  display: flex;
  justify-content: space-between;
  flex-direction: column;
  height: 200px;
}

.pattern-box {
  background-color: red;
  border: 5px solid black;
}

.example-box {
  background-color: DeepSkyBlue;
  border: 5px solid black;
}

.practice-box {
  background-color: yellow;
  border: 5px solid black;
}

<div id="box-list">
  <div class="pattern-box">
    <div class="box-type">Pattern</div>
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  </div>
  <div class="example-box">
    <div class="box-type">Example</div>
  </div>
  <div class="practice-box">
    <div class="box-type">Practice</div>
  </div>
</div>