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


body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-image: url('patinhas.jfif'); 
    background-size: cover; 
    background-position: center center; 
    background-attachment: fixed; 
}


header {
    background-color: rgba(51, 51, 51, 0.8); 
    color: white;
    padding: 10px 0;
    text-align: center;
}

header h1 {
    margin-bottom: 10px;
}

nav ul {
    list-style: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

nav ul li a:hover {
    text-decoration: underline;
}

main {
    max-width: 1100px;
    margin: 20px auto;
    padding: 0 20px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
}


h2 {
    font-size: 2em;
    color: #333;
    margin-bottom: 20px;
}

p {
    font-size: 1.2em;
    color: #666;
}

section {
    background-color: white;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}


#imagem-apresentacao {
    text-align: center;
    margin-top: 100px;
}

#imagem-container img {
    max-width: 100%;
    height: auto;
    max-height: 800px;
    border-radius: 2px;
}


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