#loading
{
    background-color: #FAFAFA;
     text-align:center;
        padding:15px 0;
        border:5px solid #CCCCCC;

        animation-name:szerokosc;
        animation-duration:8s;
        animation-iteration-count:infinite;

        -webkit-animation-name:szerokosc;
        -webkit-animation-duration:5s;
        -webkit-animation-iteration-count:number;
}