/* General body styles */
body {
    font-family: Arial, sans-serif;
    font-size: 16px;
    color: #333;
    background-color: #f7f7f7;
    line-height: 1.6;
}

/* Header styling */
.header {
    background-color: #003366;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

.header h1 {
    font-size: 2em;
    margin: 0;
}

.header p {
    font-size: 1.2em;
}

/* Navigation bar */
.navbar {
    background-color: #0055a5;
    padding: 10px;
    display: flex;
    justify-content: center;
}

.navbar a {
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: bold;
}

.navbar a:hover {
    background-color: #004080;
}

/* Footer styling */
.footer {
    background-color: #003366;
    color: #fff;
    text-align: center;
    padding: 10px;
    position: relative;
    bottom: 0;
    width: 100%;
}

.footer p {
    margin: 0;
}

/* Article page styles */
.article-title {
    font-size: 2.4em;
    color: #003366;
    margin-bottom: 10px;
}

.article-author {
    font-size: 1.2em;
    color: #666;
    margin-bottom: 20px;
}

.article-content {
    font-size: 1.1em;
    color: #333;
    line-height: 1.8;
}

/* Button styling */
.btn {
    background-color: #0055a5;
    color: #fff;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    text-transform: uppercase;
}

.btn:hover {
    background-color: #004080;
}

/* Form input styling */
input[type="text"],
input[type="email"],
textarea {
    width: 100%;
    padding: 10px;
    margin: 10px 0 20px 0;
    border: 1px solid #ccc;
    border-radius: 5px;
}

/* Table styling */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

table, th, td {
    border: 1px solid #ccc;
}

th, td {
    padding: 10px;
    text-align: left;
}

/* Responsive design */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
    }

    .header h1 {
        font-size: 1.8em;
    }
}