.main-container {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 64, 128, 0.2);
    max-width: 1000px;
    margin: 0 auto;
}

 

.file-info h5 {
    margin: 0 0 5px 0;
    color: #333;
}

.file-meta {
    color: #666;
    font-size: 12px;
}

.download-btn {
    background: #004080;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

    .download-btn:hover {
        background: #003366;
        color: white;
    }

 

.search-box {
    margin-bottom: 20px;
}

.filter-tabs {
    margin-bottom: 20px;
}

    .filter-tabs .nav-tabs > li.active > a {
        background: #004080;
        color: white;
        border-color: #004080;
    }

.display_block {
    display: block !important;
}

#all {
    text-align: left;
    direction: ltr;
}
.category-header {
    background: linear-gradient(135deg, #004080, #003366);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    margin: 0px 15px 15px 15px;
    text-align: left;
    direction: ltr;
}

.file-item {
    background: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
    margin: 15px 15px;
}

    .file-item:hover {
        box-shadow: 0 4px 12px rgba(0, 64, 128, 0.15);
        transform: translateY(-2px);
    }

.file-icon {
    font-size: 24px;
    margin-right: 15px;
    width: 30px;
    text-align: center;
}

.file-pdf {
    color: #dc3545;
}

.file-doc {
    color: #007bff;
}

.file-xls {
    color: #28a745;
}

.file-ppt {
    color: #fd7e14;
}

.file-zip {
    color: #6c757d;
}

.file-img {
    color: #e83e8c;
}

.file-video {
    color: #20c997;
}

.file-audio {
    color: #6f42c1;
}

.file-info h5 {
    margin: 0 0 5px 0;
    color: #333;
}

.file-meta {
    color: #666;
    font-size: 12px;
}

.download-btn {
    background: #004080;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

    .download-btn:hover {
        background: #003366;
        color: white;
    }
 
.search-box {
    margin-bottom: 20px;
}

.filter-tabs {
    margin-bottom: 20px;
}

    .filter-tabs .nav-tabs > li.active > a {
        background: #004080;
        color: white;
        border-color: #004080;
    }

.display_block {
    display: block !important;
}

#all {
    text-align: left;
    direction: ltr;
}