dima85,
может тебе нужны псевдоэлементы? (:after, :before)
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
html, body {
width: 100%;
height: 100%;
padding: 0;
margin: 0;
}
.container {
height: 100px;
position: relative;
}
.container:after {
content: '';
border:15px solid #fff;
border-top:15px solid #FF6600;
border-radius:50%;
width:50px;
height:50px;
animation:spin 1s linear infinite;
display:block;
margin:0 auto;
left:49%;
position:absolute;
top:50%;
}
@keyframes spin {
0% { transform:rotate(0deg); }
100% { transform:rotate(360deg); }
}
</style>
</head>
<body>
<div class="container">
<div class="row" id="content">
***
</div>
</div>
</body>
</html>