CSS3 spinner

HTML

<span class="spinner">⊗</span>

CSS

.spinner {
    display: inline-block;
    font-size: 42pt;
    line-height: 50px;  
    height: 47px;
    width: 47px;
    margin: 50px;
    -webkit-animation: spin 1s infinite linear;
    -moz-animation: spin 1s infinite linear;
    -ms-animation: spin 1s infinite linear;
    -o-animation: spin 1s infinite linear;
    animation: spin 1s infinite linear;
    font-family: courier;
 }

@-webkit-keyframes spin {
    from { -webkit-transform: rotate(0deg) translate(0px, 0px)}
    to { -webkit-transform: rotate(360deg) translate(0px, 0px)}
}

@-moz-keyframes spin {
    to { -moz-transform: rotate(360deg) }
}

@-ms-keyframes spin {
    to { -ms-transform: rotate(360deg); }
}

@-o-keyframes spin {
    to { -o-transform: rotate(360deg); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}