.btn {
    color:#888;
    border:2px solid #888;    
    padding:8px 8px;
    padding-bottom:3px;
    text-align:center;
    text-decoration:none;
    display:inline-block;
    margin:20px 10px;
    cursor:pointer;
    border-radius:4px;
    width:65px;
}

.btn:hover {
    color:orange;
    border:2px solid orange;    
}