body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    background-color: #f9f9f9;
}


header {
    margin-bottom: 20px;
}

nav {
    display: flex;
    gap: 15px;
}

nav a {
    text-decoration: none;
    color: #333;
    font-size: 18px;
    padding: 5px 10px;
    border-radius: 5px;
}

nav a.active {
    background-color: #007BFF;
    color: white;
}

nav a:hover {
    background-color: #ddd;
}

h1 {
    margin-top: 20px;
    font-size: 24px;
    color: #333;
}

h2 {
    margin-top: 20px;
    margin-bottom: 10px;
    font-size: 20px;
    color: #333;
}

.styled-line {
    border: none;
    border-top: 2px solid #acacac;
    margin: 20px 0;
    align-self: center;
}

footer {
    margin-top: auto;
    font-size: 12px;
    text-align: center;
    width: 100%;
    margin-top: 20px;
    color: #555;
}




.drop-zone.hover {
    border-color: #007BFF;
    background-color: #eaf4ff;
}