/* Reset básico */
body, h1, h2, p, ul, li, a {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Estilo global */
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
}

/* Estilo para o menu de navegação horizontal */
nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center; /* Centraliza o menu horizontalmente */
    background-color: #333; /* Fundo do menu */
}

nav ul li {
    margin: 0;
}

nav ul li a {
    display: block;
    padding: 10px 20px; /* Espaçamento interno dos links */
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

nav ul li a:hover {
    background-color: #555; /* Fundo ao passar o mouse */
}

section {
    padding: 20px;
    margin: 10px auto;
    background: #fff;
    max-width: 800px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h2 {
    color: #333;
    border-bottom: 2px solid #333;
    padding-bottom: 5px;
    margin-bottom: 10px;
}

ul {
    list-style-type: square;
}

footer {
    text-align: center;
    padding: 10px 0;
    background: #333;
    color: #fff;
    position: fixed;
    bottom: 0;
    width: 100%;
}

a {
    color: #0066cc;
    text-decoration: none;
}