body {
    font-family: Arial, sans-serif;
    max-width: 1000px;
    margin: 20px auto;
    padding: 0 12px;
}
h1 {
    text-align: center;
    font-size: 1.4rem;
    margin-bottom: 14px;
}
.subtitulo {
    text-align: center;
    font-size: 0.9rem;
    color: #555;
    margin-bottom: 6px;
}
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}
th, td {
    border: 1px solid #ccc;
    padding: 6px 8px;
    text-align: center;
    vertical-align: top;
}
th {
    background-color: #f2f2f2;
    font-weight: bold;
}
td.descricao {
    text-align: left;
}
tr:nth-child(even) {
    background-color: #fafafa;
}
.versao {
    font-weight: bold;
    background-color: #e9e9e9;
    text-align: left;
}
.voltar {
    text-align: center;
    margin: 12px 0;
    font-size: 0.9rem;
}