<h1>align-items: stretch;</h1>
<section class="container stretch">
  <div class="item">1</div>
  <div class="item">Teste 2 do Item</div>
  <div class="item">Teste 3 do Item Agora Mesmo</div>
  <div class="item">Teste 4</div>
</section>

<h1>align-items: flex-start;</h1>
<section class="container flex-start">
  <div class="item">1</div>
  <div class="item">Teste 2 do Item</div>
  <div class="item">Teste 3 do Item Agora Mesmo</div>
  <div class="item">Teste 4</div>
</section>

<h1>align-items: flex-end;</h1>
<section class="container flex-end">
  <div class="item">1</div>
  <div class="item">Teste 2 do Item</div>
  <div class="item">Teste 3 do Item Agora Mesmo</div>
  <div class="item">Teste 4</div>
</section>

<h1>align-items: center;</h1>
<section class="container center">
  <div class="item">1</div>
  <div class="item">Teste 2 do Item</div>
  <div class="item">Teste 3 do Item Agora Mesmo</div>
  <div class="item">Teste 4</div>
</section>

<h1>align-items: baseline;</h1>
<section class="container baseline">
  <div class="item teste">1</div>
  <div class="item">Teste 2 do Item</div>
  <div class="item">Teste 3 do Item Agora Mesmo</div>
  <div class="item">Teste 4</div>
</section>

<h1>align-items: flex-stretch; // column</h1>
<section class="container stretch column">
  <div class="item">1</div>
  <div class="item">Teste 2 do Item</div>
  <div class="item">Teste 3 do Item Agora Mesmo</div>
  <div class="item">Teste 4</div>
</section>

<h1>align-items: flex-start; // column</h1>
<section class="container flex-start column">
  <div class="item">1</div>
  <div class="item">Teste 2 do Item</div>
  <div class="item">Teste 3 do Item Agora Mesmo</div>
  <div class="item">Teste 4</div>
</section>

<h1>align-items: flex-end; // column</h1>
<section class="container flex-end column">
  <div class="item">1</div>
  <div class="item">Teste 2 do Item</div>
  <div class="item">Teste 3 do Item Agora Mesmo</div>
  <div class="item">Teste 4</div>
</section>

<h1>align-items: center; // column</h1>
<section class="container center column">
  <div class="item">1</div>
  <div class="item">Teste 2 do Item</div>
  <div class="item">Teste 3 do Item Agora Mesmo</div>
  <div class="item">Teste 4</div>
</section>

<h1>align-items: baseline; // column</h1>
<section class="container baseline column">
  <div class="item teste">1</div>
  <div class="item">Teste 2 do Item</div>
  <div class="item">Teste 3 do Item Agora Mesmo</div>
  <div class="item">Teste 4</div>
</section>

<h1>align-items: center; e justfy-content: center;</h1>
<section class="container alinhamento-central">
  <div class="item">Esse item está verticalmente alinhado ao centro.</div>
</section>
.stretch {
  align-items: stretch;
}

.flex-start {
  align-items: flex-start;
}

.flex-end {
  align-items: flex-end;
}

.center {
  align-items: center;
}

.baseline {
  align-items: baseline;
}

/* Flex Container */
.container {
  max-width: 420px;
  margin: 0 auto;
  display: flex;
  border: 1px solid #ccc;
}

.column {
  flex-direction: column;
}

/* Flex Item */
.item {
  flex: 1;
  margin: 5px;
  padding: 0 10px;
  background: tomato;
  text-align: center;
  font-size: 1.5em;
}

.item:first-child {
  padding-top: 20px;
}

.alinhamento-central {
  height: 400px;
  justify-content: center;
  align-items: center;
}

.alinhamento-central .item {
  flex: 0;
  padding: 10px;
}

h1 {
  text-align: center;
  margin: 20px 0 0 0;
  font-size: 1.25em;
  font-weight: normal;
}

body {
  font-family: monospace;
  color: #333;
}

External CSS

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External JavaScript

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