body {
    font-family: Arial, sans-serif;
    background: #f7f7f7;
    margin: 0;
    padding: 20px;
}
h2, h3 {
    text-align: center;
    color: #333;
}
.catalogo-tabela {
    margin: 0 auto;
    background: #fff;
    border-collapse: collapse;
    box-shadow: 0 0 10px #ccc;
}
.catalogo-tabela th, .catalogo-tabela td {
    padding: 10px 16px;
    border: 1px solid #ddd;
    text-align: center;
}
.catalogo-tabela th {
    background: #f2b632;
    color: #fff;
}
.catalogo-tabela tr:nth-child(even) {
    background: #f9f9f9;
}
.catalogo-tabela img {
    border-radius: 6px;
    box-shadow: 0 2px 6px #bbb;
}
input[type="number"] {
    text-align: center;
}
#carrinho {
    margin-top:30px; background:#fff; padding:20px; border-radius:10px; box-shadow:0 0 10px #bbb;
}
.finalizar {
    background:green; color:#fff; border:none; padding:10px 16px; border-radius:5px; cursor:pointer;
}
.foto-preview { width: 80px; }