body {
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
}


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

#banner img {
    width: 100%;       
    height: 100px;     
    object-fit: cover; 
}



nav {
    background: #444;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
}

nav ul li {
    margin: 0;
}

nav ul li a {
    display: block;
    padding: 12px 20px;
    text-decoration: none;
    color: white;
}

nav ul li a:hover {
    background: #ff6600;
    color: #fff;
}


main {
    display: flex;
    margin: 20px;
}


article {
    flex: 3;
    padding: 20px;
    background: white;
    margin-right: 20px;
    border-radius: 8px;
    box-shadow: 0 0 8px rgba(0,0,0,0.1);
}

article h1 {
    color: #ff6600;
    margin-bottom: 15px;
}

aside {
    flex: 1;
    background: #fff3e6;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 8px rgba(0,0,0,0.1);
}

aside h2 {
    color: #333;
    margin-bottom: 10px;
}

aside img {
    width: 100%;
    border-radius: 8px;
    margin-top: 10px;
}


footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 15px 0;
    margin-top: 20px;
}