5 flex-direction: column;
6 border: 5px solid yellow;
10 display: -webkit-flex;
12 border: 5px solid blue;
16 border: 5px solid green;
22 <div class="item">This text should not overflow its box</div>
26 var columnBox = document.getElementById("column");
27 columnBox.offsetHeight;
28 columnBox.style.width = "200px";