input[type=checkbox].css-checkbox
{
    /* resized checkboxes */
    -ms-transform: scale(1.2); /* IE */
    -moz-transform: scale(1.2); /* FF */
    -webkit-transform: scale(1.2); /* Safari and Chrome */
    -o-transform: scale(1.2); /* Opera */
    
    position: relative;
    top: 3px;
    margin: 0 6px 0 1px;
}

input[type=checkbox].css-checkbox
{
    box-shadow: rgba(0,0,0, 0.1) 0 0 8px;
}

input[type=checkbox].css-checkbox:hover{
    box-shadow:0 0 4px #808080;
}

input[type=checkbox].css-checkbox:focus
{
    box-shadow:0 0 4px #008ed2;
}