a {
    box-shadow: #000 5px 3px 5px;
    -moz-box-shadow: #000 5px 3px 5px;
    -webkit-box-shadow: #000 5px 3px 5px;
    -o-box-shadow: #000 5px 3px 5px;
    -ms-box-shadow: #000 5px 3px 5px;
    font-size: 12px;
}
a {
    animation-name: spinner;
    -moz-animation-name: spinner;
    -webkit-animation-name: spinner;
    -o-animation-name: spinner;
    -ms-animation-name: spinner;
    animation-duration: 2s;
    -moz-animation-duration: 2s;
    -webkit-animation-duration: 2s;
    -o-animation-duration: 2s;
    -ms-animation-duration: 2s;
    animation-iteration-count: infinite;
    -moz-animation-iteration-count: infinite;
    -webkit-animation-iteration-count: infinite;
    -o-animation-iteration-count: infinite;
    -ms-animation-iteration-count: infinite;
    animation-timing-function: linear;
    -moz-animation-timing-function: linear;
    -webkit-animation-timing-function: linear;
    -o-animation-timing-function: linear;
    -ms-animation-timing-function: linear;
}