* {
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

body {
    margin: 0;
    padding: 20px;
    background-color: #f5f5f5;
}

.gallery-container {
    max-width: 1200px;
    margin: 0 auto;
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
}

.upload-section {
    background-color: #f9f9f9;
    padding: 20px;
    border-radius: 6px;
    margin-bottom: 30px;
    border: 1px dashed #ccc;
}

    .upload-section h2 {
        margin-top: 0;
        color: #444;
        font-size: 1.2em;
    }

.file-upload {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

    .file-upload input[type="file"] {
        padding: 10px;
        border: 1px solid #ddd;
        border-radius: 4px;
    }

.upload-btn {
    background-color: #4CAF50;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

    .upload-btn:hover {
        background-color: #45a049;
    }

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 6px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
    aspect-ratio: 1;
}

    .gallery-item:hover {
        transform: scale(1.03);
    }

    .gallery-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

.delete-btn {
    position: absolute;
    top: 5px;
    right: 5px;
    background-color: rgba(255, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: 50%;
    width: 25px;
    height: 25px;
    font-size: 12px;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.3s;
}

.gallery-item:hover .delete-btn {
    opacity: 1;
}

.no-images {
    text-align: center;
    color: #777;
    padding: 40px;
    grid-column: 1 / -1;
}

@media (max-width: 600px) {
    .gallery {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    .scrolling-thumbnails {
        width: 100%;
        overflow: hidden;
        white-space: nowrap;
        position: relative;
    }

    .thumbnail-track {
        display: inline-block;
        white-space: nowrap;
        animation: scroll 30s linear infinite;
        padding-right: 100%; /* Ensure space for continuous scrolling */
    }

        .thumbnail-track:hover {
            animation-play-state: paused;
        }

  

    .thumbnail-img {
        display: inline-block;
        margin: 0 10px;
        transition: transform 0.2s;
    }

        .thumbnail-img:hover {
            transform: scale(1.1);
            cursor: pointer;
        }

    @keyframes scroll {
        0% {
            transform: translateX(0);
        }

        100% {
            transform: translateX(-50%);
        }
    }
}