.rp-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    padding-top: 100px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
}
.rp-modal-content {
    background-color: #fff;
    margin: auto;
    padding: 20px;
    width: 90%;
    max-width: 500px;
    border-radius: 8px;
    position: relative;
}
.rp-close {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 24px;
    cursor: pointer;
}