body {
    font-family: Arial;
    background: #0f172a;
    color: white;
    text-align: center;
    margin: 0;
}

h1, h2 {
    margin-top: 30px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    margin: 15px;
    background: #3b82f6;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    transition: 0.3s;
}

.btn:hover {
    background: #2563eb;
}

.danger {
    background: #ef4444;
}

.danger:hover {
    background: #dc2626;
}

.file-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.file-card {
    background: #1e293b;
    padding: 20px;
    margin: 10px;
    border-radius: 10px;
    text-decoration: none;
    color: white;
    width: 200px;
    transition: 0.3s;
}

.file-card:hover {
    transform: scale(1.05);
    background: #334155;
}

textarea {
    width: 300px;
    height: 120px;
    border-radius: 8px;
    padding: 10px;
    border: none;
}

.topbar {
    background: #020617;
    padding: 15px;
}

.description {
    margin-top: 20px;
    font-size: 18px;
}