.lb-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    padding-top: 60px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.9);
}

.lb-modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 80vh;
    border-radius: 4px;
    box-shadow: 0 0 12px rgba(255,255,255,0.3);
}

#lb-modal-caption {
    margin: auto;
    display: block;
    width: 80%;
    text-align: center;
    color: #ccc;
    font-size: 16px;
    padding: 10px 0;
}

.lb-close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10000;
}

.lb-close:hover,
.lb-close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

.lb-like-button.already-liked {
    opacity: 0.6;
    cursor: not-allowed;
}

.already-liked {
    text-align: center;
    color: #666;
    font-style: italic;
    margin-top: 8px;
}