I'm using jsfiddle to learn bootstrap, however I'm having trouble making content appear on the same line. my content in jsffidle is appearing in two rows (wanted a row and 2 columns)
<div class="container">
<div class="row">
<div class="col-md-6" style="background-color: red;">
<h4>teste</h4>
</div>
<div class="col-md-6" style="background-color: black;">
<h4>teste</h4>
</div>
</div>
</div>
My jdfiddle: