.wsfp-radio {
    display: inline-block;
    margin: 5px 10px;
    cursor: pointer;
}

.wsfp-radio input[type="radio"] {
    display: none;
}

.wsfp-radio span {
    padding: 10px 20px;
    border: 2px solid #0073aa;
    border-radius: 6px;
    transition: all 0.3s ease;
    background: #fff;
    color: #0073aa;
    font-weight: bold;
}

.wsfp-radio input[type="radio"]:checked + span {
    background: #0073aa;
    color: #fff;
}