<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div class="box-border box-background-1"></div> <br> <div class="box-border box-background-2"></div>

.box-border { border: 1px solid solid #000; border-radius: 5px; width: 100px; height: 100px; } .box-background-1 { background-color: SkyBlue; } .box-background-2 { background-color: Crimson; }