<h1>flex-shrink: 1;</h1>
<section class="container">
  <div class="item shrink-1">1</div>
  <div class="item shrink-1">2</div>
  <div class="item shrink-1">3</div>
  <div class="item shrink-1">4</div>
</section>

<h1>flex-shrink: 1; // Conteúdo diferente</h1>
<section class="container">
  <div class="item shrink-1">1</div>
  <div class="item shrink-1">Teste 2</div>
  <div class="item shrink-1">Oi 3</div>
  <div class="item shrink-1">4</div>
</section>

<h1>flex-shrink: misturado; // Conteúdo diferente</h1>
<section class="container">
  <div class="item shrink-1">1</div>
  <div class="item shrink-1">Teste 2</div>
  <div class="item shrink-3">Oi 3</div>
  <div class="item shrink-3">4</div>
</section>

<h1>flex-shrink: 1; // Conteúdo maior que o container</h1>
<section class="container">
  <div class="item shrink-1">TesteTesteTesteTeste</div>
  <div class="item shrink-1">TesteTesteTeste 2</div>
  <div class="item shrink-1">Oi 3</div>
  <div class="item shrink-1">4</div>
</section>

<h1>flex-shrink: misturado; // Conteúdo maior que o container</h1>
<section class="container">
  <div class="item shrink-1">TesteTesteTesteTeste</div>
  <div class="item shrink-1">TesteTesteTeste 2</div>
  <div class="item shrink-3">Oi 3</div>
  <div class="item shrink-3">4</div>
</section>

<h1>flex-shrink: 1; / flex-basis: valor;</h1>
<section class="container">
  <div class="item shrink-1-basis">TesteTesteTesteTeste</div>
  <div class="item shrink-1-basis">TesteTesteTeste 2</div>
  <div class="item shrink-1-basis">Oi 3</div>
  <div class="item shrink-1-basis">4</div>
</section>

<h1>flex-shrink: 0; / flex-basis: valor;</h1>
<section class="container">
  <div class="item shrink-0-basis">TesteTesteTesteTeste</div>
  <div class="item shrink-0-basis">TesteTesteTeste 2</div>
  <div class="item shrink-0-basis">Oi 3</div>
  <div class="item shrink-0-basis">4</div>
</section>

<h1>flex-shrink: 0; / flex-basis: valor; / wrap</h1>
<section class="container flex-wrap">
  <div class="item shrink-0-basis">TesteTesteTesteTeste</div>
  <div class="item shrink-0-basis">TesteTesteTeste 2</div>
  <div class="item shrink-0-basis">Oi 3</div>
  <div class="item shrink-0-basis">4</div>
</section>

<h1>flex-shrink: misturado; / flex-basis: valor;</h1>
<section class="container">
  <div class="item shrink-1-basis">1</div>
  <div class="item shrink-1-basis">Teste 2</div>
  <div class="item shrink-3-basis">3</div>
  <div class="item shrink-3-basis">4</div>
</section>

<h1>flex-shrink: misturado; / flex-basis: valor; / wrap</h1>
<section class="container flex-wrap">
  <div class="item shrink-1-basis">1</div>
  <div class="item shrink-1-basis">Teste 2</div>
  <div class="item shrink-3-basis">3</div>
  <div class="item shrink-3-basis">4</div>
</section>
.shrink-1 {
  flex-grow: 1;
  flex-shrink: 1;
}

.shrink-3 {
  flex-grow: 1;
  flex-shrink: 3;
}

.shrink-1-basis {
  flex-grow: 1;
  flex-shrink: 1;
  flex-basis: 150px;
}

.shrink-0-basis {
  flex-grow: 1;
  flex-shrink: 0;
  flex-basis: 150px;
}

.shrink-3-basis {
  flex-grow: 1;
  flex-shrink: 3;
  flex-basis: 150px;
}

.flex-wrap {
  flex-wrap: wrap;
}


.item {
  margin: 5px;
  background: tomato;
  text-align: center;
  font-size: 1.5em;
}

/* Flex Container */
.container {
  max-width: 400px;
  margin: 0 auto;
  display: flex;
  border: 1px solid #ccc;
}
/* Flex Item */


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

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

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.