body {
    background-image: url('https://i7host.com.br/blog/wp-content/uploads/2022/04/clou-e-dedicado.png');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    background-attachment: fixed;
    min-height: 100vh;
    margin: 0;
    font-family: Arial, sans-serif;
    color: white;
    display: flex;
    flex-direction: column;
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: -1;
}

.container {
    padding: 0px 50px;
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

nav {
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 8px;
    margin-bottom: 20px;
}

ul {
    display: flex;
    justify-content: space-between;
    list-style: none;
    align-items: center;
    padding: 16px;
    margin: 0;
}

ul li a {
    text-decoration: none;
    color: white;
    font-weight: bold;
    font-size: 18px;
    padding: 8px 16px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

nav a:hover {
    color: #4CAF50;
    background-color: rgba(255, 255, 255, 0.1);
}

header {
    text-align: center;
    padding: 30px 0;
    margin-bottom: 30px;
}

.center {
    text-align: center;
}

header img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    border: 5px solid #4CAF50;
    object-fit: cover;
    margin-bottom: 20px;
}

h1 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 10px;
}

h2 {
    color: #4CAF50;
    font-size: 1.5rem;
    font-weight: normal;
}

main {
    margin-bottom: 40px;
}

section {
    background-color: rgba(0, 0, 0, 0.7);
    padding: 25px;
    border-radius: 8px;
    margin-bottom: 25px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

h3 {
    color: #4CAF50;
    margin-top: 0;
    font-size: 1.5rem;
    border-bottom: 2px solid #4CAF50;
    padding-bottom: 10px;
}

p {
    line-height: 1.6;
    font-size: 1.1rem;
}

footer {
    background-color: rgba(0, 0, 0, 0.8);
    padding: 25px 0;
    text-align: center;
    border-top: 3px solid #4CAF50;
    margin-top: auto;
}

footer a {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    margin: 0 25px;
    transition: all 0.3s ease;
}

footer a:hover {
    transform: translateY(-5px);
}

footer img {
    width: 40px;
    height: 40px;
    margin-bottom: 8px;
}

footer p {
    margin: 0;
    color: white;
    font-weight: bold;
}

@media (max-width: 768px) {
    .container {
        padding: 0px 20px;
    }
    
    ul {
        flex-direction: column;
        gap: 10px;
    }
    
    header img {
        width: 140px;
        height: 140px;
    }
    
    footer a {
        margin: 0 15px;
    }
}