.dpfy {

    margin: 0 auto;}

.dpfy span span {
    width: 23px;
    text-align: center;
    background: #d5d5d5;
    height: 23px;
    float: left;
    margin: 5px;
    padding: 10px;}
.dpfy span span:hover {
    color: #fff;
    background: #155aa5;}