how to move item to next row flexbox code example

Example: Jumping to next row flex box

/* Code in the HTML File*/
<div class="container">
	<div class="item">...</div>
	<div class="break"></div> <!-- break to a new row -->
	<div class="item">...</div>
</div>
/*Code in CSS*/
.container{
  display:flex;
}
.break {
  width:100%;
}