.unredeem-btn{
    text-transform: capitalize !important;
    text-align:center;
    max-width:100px;
    background:black; 
    margin:15px auto;
    display:block;
    color:#fff;
    padding: 10px 15px;  
    font-size: 10px !important; 
    height: 25px;padding: 5px 10px;
}