body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    margin: 0;
}
header {
    background: #0078D7;
    color: #fff;
    padding: 1rem;
    text-align: center;
}
.barredenav {
    position: sticky;
    top: 0;
}
nav {
    display: flex;
    justify-content: center;
    background: #333;
}
nav a {
    color: #fff;
    text-decoration: none;
    padding: 0.5rem;
}
nav a:hover {
    background: #0078D7; 
}
section {
    padding: 2rem;
    margin: 2rem auto;
    max-width: 800px;
    background: #f4f4f4;
    border-radius: 8px;
}
.image {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}
.image img{
    width: 30%;
    border-radius: 8px;
    display: block;
    margin: 1rem auto;
}
footer {
text-align: center;
padding: 1rem;
background: #333;
color: #fff;
margin-top: 2rem;
}