/* CSS Document */
body {
    margin: 0;
    padding: 0;
    background-color: #006983;
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

header, nav, article, aside {
    padding: 10px;
    margin-bottom: 20px;
}

h2{
	color:#006983; 
	text-decoration-line: underline;
}

article {
    box-sizing: border-box;
    width: 65%;
    float: left;
    padding: 15px;
    margin-right: 2%;
    border: 1px solid #ccc;
    border-radius: 8px;
    background-color: #f9f9f9;
    overflow: hidden;
}

aside {
    box-sizing: border-box;
    width: 30%;
    float: left;
    padding: 15px;
    border: 1px solid #ccc;
    border-radius: 8px;
    background-color: #f9f9f9;
    overflow: hidden;
}

nav {
    display: flex;
    justify-content: center;
    align-items: center;
    border-top: 5px solid #ccc;
    border-bottom: 5px solid #ccc;
    margin-bottom: 20px;
    padding: 10px 0;
    background-color: #fff;
}

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

nav ul li {
    margin: 0 10px;
}

nav ul li a {
    text-decoration: none;
    color: #000;
    padding: 10px 20px;
    border-radius: 4px;
    transition: background-color 0.3s, color 0.3s;
}

a:link, a:visited {
    background-color: #fff;
    color: #000;
}

a:hover, a:active {
    background-color: #006983;
    color: #fff;
}

footer {
    color: #fff;
    background-color: #000;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    clear: both;
    border-top: 2px solid #444;
    margin-top: 20px;
}

.container::after {
    content: "";
    display: table;
    clear: both;
}

@media (max-width: 768px) {
    article, aside {
        float: none;
        width: 100%;
        margin-right: 0;
    }
}