<div class="flex-container"> <div class="flex-item">flex item 1</div> <div class="flex-item">flex item 2</div> <div class="flex-item">flex item 3</div> <div class="flex-item">flex item 4</div> </div>
.flex-container { display: -webkit-flex; display: flex; -webkit-flex-wrap: wrap; flex-wrap: wrap; -webkit-align-content: center; align-content: center; width: 350px; height: 300px; background-color: #ccc; } .flex-item { background-color: #f36915; color: white; width: 100px; height: 70px; margin: 5px; }