        width: 30px;
        margin: 0;
        display: inline-block;
        vertical-align: top;

        -webkit-animation: rotation .8s linear infinite;
        -moz-animation: rotation .8s linear infinite;
        -o-animation: rotation .8s linear infinite;
        animation: rotation 0.8s linear infinite;

        border-left: 5px solid transparent;
        border-right: 5px solid transparent;
        border-bottom: 5px solid transparent;
        border-top: 5px solid #0564ff;
        
        border