.oc-popup-btn {
    padding: 12px 20px;
    background: #0b5ed7;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}
.oc-popup-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.6);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}
.oc-popup-box {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    max-width: 500px;
    width: 90%;
    position: relative;
}
.oc-popup-close {
    position: absolute;
    top: 10px;
    right: 15px;
    cursor: pointer;
    font-size: 22px;
}