a.button{ 
display:inline-block;
padding: 0 14px 0 0;
color: #FFFFFF;
}

a.button span {
display:inline-block;
color: #FFFFFF;
padding: 0 0 0 14px;
line-height: 20px;
}

a.button:active,a.button:hover {
    background-position: bottom right;
    color: #FFFFFF;
    outline: none;
cursor:pointer;
}

a.button:active span,a.button:hover span{
    background-position: bottom left;
    padding: 0px 0 0px 14px;
color: #FFFFFF; 
cursor:pointer;
}