.getbbum-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50%;
    max-width: 600px;
    height: auto;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 10px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
}

.getbbum-container.active {
    opacity: 1;
    transform: translate(-50%, -48%);
}

.getbbum-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 18px;
    font-weight: bold;
    font-family: Arial, sans-serif;
    color: #ff69b4;
    margin-bottom: 20px;
    border-bottom: 1px solid #ddd;
    padding-bottom: 10px;
}

.getbbum-content {
    flex-grow: 1;
    font-size: 16px;
    font-family: Arial, sans-serif;
    color: #333;
    text-align: center;
    line-height: 1.8;
}

.getbbum-close {
    background: #ff69b4;
    color: #ffffff;
    border: none;
    border-radius: 50%;
    font-size: 16px;
    cursor: pointer;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
    padding: 0;
}

.getbbum-close:hover {
    background: #ff85c0;
}

.getbbum-header span {
    animation: fade-in 0.5s ease-in-out;
}

@keyframes fade-in {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media screen and (max-width: 768px) {
    .getbbum-container {
        width: 90%;
        padding: 15px;
    }

    .getbbum-header {
        font-size: 16px;
    }

    .getbbum-content {
        font-size: 14px;
    }

    .getbbum-close {
        font-size: 14px;
        width: 25px;
        height: 25px;
    }
}