.advanced-jpg-to-pdf-converter {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    font-family: Arial, sans-serif;
}

.advanced-jpg-to-pdf-converter h3 {
    text-align: center;
    margin-bottom: 20px;
}

.converter-step {
    margin-bottom: 20px;
}

.large-button {
    display: block;
    width: 100%;
    padding: 10px;
    font-size: 16px;
    text-align: center;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.large-button:hover {
    background-color: #45a049;
}

.image-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 20px;
}

.image-item {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: center;
    background-color: #f9f9f9;
    cursor: move;
}

.image-item img {
    max-width: 100%;
    height: auto;
    margin-bottom: 5px;
}

.image-item p {
    margin: 0;
    font-size: 12px;
    word-break: break-all;
}

select {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loader {
    display: flex;
    justify-content: center;
    align-items: center;
}

.dot {
    width: 10px;
    height: 10px;
    background-color: white;
    border-radius: 50%;
    margin: 0 5px;
    animation: bounce 0.5s infinite alternate;
}

.dot:nth-child(2) {
    animation-delay: 0.1s;
}

.dot:nth-child(3) {
    animation-delay: 0.2s;
}

@keyframes bounce {
    to {
        transform: translateY(-10px);
    }
}

@media (max-width: 768px) {
    .image-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .image-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}