.wmh-popup {
    display: none; /* Hidden by default */
    position: fixed;
    bottom: 20px;
    width: 300px;
    max-width: 90%;
    background-color: #fff;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    border-radius: 10px;
    overflow: hidden;
    z-index: 1000;
    text-align: center;
}

.wmh-popup-right {
    right: 20px;
}

.wmh-popup-left {
    left: 20px;
}

.wmh-popup-middle {
    left: 50%;
    transform: translateX(-50%);
}

.wmh-popup-small {
    width: 300px;
}

.wmh-popup-medium {
    width: 500px;
}

.wmh-popup-large {
    width: 700px;
}

.wmh-popup-content {
    padding: 20px;
}

.wmh-popup-close {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 20px;
    cursor: pointer;
}

.wmh-popup-image {
    max-width: 100%;
    height: auto;
    margin-bottom: 15px;
}

.wmh-popup-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #0073aa;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    margin-top: 10px;
    margin-bottom: 5px;
}