body {
    font-family: Arial, sans-serif;
    margin: 10;
    padding: 10;
    background-color: #f4f4f4;
}

/* Estilizando o cabeçalho */
header {
    background-color: #440444;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

/* Estilizando a navegação */
nav {
    text-align: center;
    margin-top: 10px;
}

nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: inline-block;
}

nav ul li {
    display: inline-block; /* Alinha os itens horizontalmente */
    position: relative; /* Necessário para o submenu */
    margin: 0 15px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    padding: 10px 15px;
    display: block; /* Facilita a área clicável */
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
nav ul li:hover {
    background-color: #800000; /* Altere para a cor desejada */
}


/* Estilizando o submenu */
nav ul .submenu {
    display: none;
    position: absolute;
    background-color: #320444;
    padding: 10px;
    top: 100%; /* Posiciona o submenu abaixo do item de menu */
    left: 0;
    min-width: 150px; /* Define a largura mínima do submenu */
    z-index: 1000; /* Garante que o submenu fique sobre outros elementos */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

nav ul .submenu li {
    margin: 0;
}

nav ul .submenu li a {
    padding: 10px;
    display: block;
}

/* Exibe o submenu quando o item de menu pai é hover */
nav ul li:hover .submenu {
    display: block;
    opacity: 1;
    visibility: visible;
}

main {
    padding: 20px;
    text-align: center;
}


input[type="file"] {
            margin: 10px 0;
        }
        button {
            background-color: #333;
            color: #fff;
            border: none;
            padding: 10px 20px;
            font-size: 16px;
            border-radius: 5px;
            cursor: pointer;
        }
        button:hover {
            background-color: #555;
        }
        .message {
            margin-top: 20px;
        }