body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

#main {
    display: flex;
    background-color: rgb(229, 255, 229);
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    max-width: 800px;
    width: 100%;
    background-color: #7992a48c;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

.header {
    text-align: center;
    margin-bottom: 20px;
}

.locati {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.file {
    background-color: #313c5bec;
    color: #fff;
    padding: 10px;
    border-radius: 5px;
    text-align: center;
    transition: background-color 0.3s ease;
}

.file a {
    text-decoration: none;
    color: #fff;
}

.file:hover {
    background-color: #2980b9;
}


/* Add this CSS for the PDF viewer container and fade-in animation */
.pdf-viewer-container {
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.pdf-viewer-container.fade-in {
    opacity: 1;
}