Hola compañeros les comparto mi solución.
EJEMPLO DE FLEXBOX
<div class="grid">
<div class="box">Ruby on Rails</div>
<div class="box">Java</div>
<div class="box">HTML</div>
<div class="box">Python</div>
<div class="box">Wordpress</div>
<div class="box">Bootstrap</div>
<div class="box">Java Web</div>
<div class="box">MySQL</div>
</div>.box { display: flex; align-items: center; border: 3px solid black; padding: .5em; justify-content: space-around; padding: 5px 25px 10px 25px; background-color: green; height: 50px; width: 50px;
}
.grid { display: flex; flex-direction: column; justify-content: space-around; height: 250px; flex-wrap: wrap; }
