* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body, html {
    height: 100%;
    font-family: Arial, Helvetica, sans-serif;
    background: url('../img/header.png') no-repeat center center fixed;
    background-size: cover;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

header {
    width: 100%;
    padding: 2rem 0 1rem 0;
    text-align: center;
}

.opcoes {
    font-size: 2rem;
    font-weight: bold;
    word-spacing: 75px;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 1rem 2rem;
    border-radius: 10px;
    display: inline-block;
}

.opcoes a {
    color: white;
    text-decoration: none;
    margin: 0 1rem;
}

footer {
    text-align: center;
    font-size: 1rem;
    padding: 1.5cm 1rem 1rem;
    background-color: rgba(0, 0, 0, 0.8);
}

.descricao {
    margin-bottom: 15%;
    text-align: center;
    font-size: 1.2rem;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    color: white;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}
.tabela-itens {
    width: 90%;
    max-width: 1000px;
    margin: 2rem auto;
    border-collapse: collapse;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    border: 1px solid #888;
    border-radius: 8px;
    overflow: hidden;
    font-size: 1rem;
}

.tabela-itens th,
.tabela-itens td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #555;
    text-align: left;
}

.tabela-itens th {
    background-color: rgba(0, 0, 0, 0.9);
    font-weight: bold;
    text-transform: uppercase;
}

.tabela-itens tr:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.links-centro {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 4rem 0; /* espaço em cima e embaixo */
    gap: 1.2rem; /* espaçamento vertical entre links */
}

.links-centro a {
    font-size: 2.2rem;       /* fonte maior */
    color: #f9d71c;          /* amarelo dourado para destaque */
    text-decoration: none;
    font-weight: 700;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.7); /* sombra pra destacar */
    transition: color 0.3s ease;
}

.links-centro a:hover {
    color: #ffffff; /* tom mais claro no hover */
}