.santiana-360-popup {
    position: fixed;
    z-index: 999999; /* Very high to be on top of everything */
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.85);
}

.santiana-360-content {
    background-color: #fff;
    margin: 10% auto;
    padding: 20px;
    width: 80%;
    max-width: 600px;
    border-radius: 8px;
    position: relative;
    z-index: 1000000;
}

.santiana-360-close {
    color: #fff;
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 32px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1000001;
}

.santiana-360-close:hover {
    color: #ddd;
}