This css can be applied to any element and it will revolve circular. CSS3. Can be used for loading page.

circular.css

.circular{
    position: absolute;
    top: 0;
    left: 0;
    -webkit-animation: circleAnim 2s infinite linear;
    -moz-animation: circleAnim 2s infinite linear;
    -o-animation: circleAnim 2s infinite linear;
    -ms-animation: circleAnim 2s infinite linear;
    animation: circleAnim 2s infinite linear;  
}