.ddc-zip-checker-wrapper, .ddc-delivery-wrapper {
    font-family: inherit;
    border: 1px solid #eee;
    background: #fff;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
}

#ddc-zip-input, #ddc-delivery-date {
    border: 2px solid #f1f1f1 !important;
    transition: border-color 0.3s;
}

#ddc-zip-input:focus, #ddc-delivery-date:focus {
    border-color: #e83e8c !important;
    outline: none;
}

#ddc-check-zip-btn {
    transition: transform 0.2s, background 0.3s;
}

#ddc-check-zip-btn:hover {
    background: #c21a6a !important;
    transform: translateY(-1px);
}