<header>
  <h2 class="title">element.style.order</h2>
  <p class="description">Встановлює порядок розташування гнучких елементів у контейнері flex.</p>
</header>
<main>
  <div class="result">
    <div class="flex-container">
      <div class="flex-item" id="item1">Item 1</div>
      <div class="flex-item" id="item2">Item 2</div>
      <div class="flex-item" id="item3">Item 3</div>
    </div>
    <div class="controls">
      <button onclick="reorder('item1')">Move Item 1 to Last</button>
      <button onclick="reorder('item2')">Move Item 2 to Last</button>
      <button onclick="reorder('item3')">Move Item 3 to Last</button>
    </div>
  </div>
</main>

body {
  font-size: 16px;
  line-height: 1.5;
  font-family: monospace;
}

header {
  background-color: #f1f1f1;
  margin-bottom: 25px;
  padding: 15px;
  -webkit-box-shadow: 0px 0px 3px 0px rgba(118, 118, 118, 1);
  -moz-box-shadow: 0px 0px 3px 0px rgba(118, 118, 118, 1);
  box-shadow: 0px 0px 3px 0px rgba(118, 118, 118, 1);
}

header h2.title {
  padding-bottom: 15px;
  border-bottom: 1px solid #999;
}

header p.description {
  font-style: italic;
  color: #222;
}

.result {
  background-color: #f8f8f8;
  padding: 15px;
  -webkit-box-shadow: 0px 0px 3px 0px rgba(118, 118, 118, 1);
  -moz-box-shadow: 0px 0px 3px 0px rgba(118, 118, 118, 1);
  box-shadow: 0px 0px 3px 0px rgba(118, 118, 118, 1);
}

.flex-container {
  display: flex;
  gap: 10px;
}

.flex-item {
  background-color: #007bff;
  color: white;
  padding: 15px;
  text-align: center;
  cursor: pointer;
}

.controls {
  margin-top: 15px;
}

.controls button {
  margin: 5px;
  padding: 10px;
  background-color: #007bff;
  color: white;
  border: none;
  cursor: pointer;
  transition: background-color 0.3s;
}

.controls button:hover {
  background-color: #0056b3;
}

function reorder(itemId) {
    let elements = document.querySelectorAll('.flex-item');
    elements.forEach(element => {
        element.style.order = '1';
    });
    document.getElementById(itemId).style.order = '2';
}

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