body {
    font-family: Arial, sans-serif;
    background: #f4f7f8;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 900px;
    margin: auto;
    background: white;
    padding: 20px;
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.08);
}

header, footer {
    text-align: center;
    margin-bottom: 20px;
}

h1 {
    font-size: 2rem;
    margin-bottom: 10px;
    color: #259963;
}

h2 {
    margin-top: 30px;
    color: #026457;
}

ul {
    padding-left: 20px;
    margin-bottom: 15px;
}

ul li {
    margin-bottom: 8px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

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

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

th {
    background-color: #f0f0f0;
}

strong {
    color: #2d3436;
}

footer p {
    font-size: 1rem;
    color: #555;
    margin-top: 30px;
}

.navbar {
    background-color: #022527;
    padding: 15px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    position: fixed;
    top: 0;
    z-index: 1000;
    right: 0;
    left: 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 40px;
    width: auto;
}

.logo span {
    font-size: 20px;
    font-weight: 600;
    color: #fffefe;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
    margin: 0;
}

.nav-links li a {
    text-decoration: none;
    color: #fffdfd;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-links li a:hover {
    color: #0077cc;
}
main{
    margin-top: 75px;
}
.site-name {
    font-size: 1.2rem;
    font-weight: bold;
    text-decoration: none;
    color: #f3f3f3;
    margin-left: 8px;
}
#backToTop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: none;
    background-color: #0077cc;
    color: white;
    border: none;
    padding: 10px 15px;
    font-size: 18px;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    transition: opacity 0.3s ease;
}
.next-article {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #ccc;
    font-size: 1rem;
    text-align: center;
}

.next-article a {
    color: #007bff;
    text-decoration: none;
    font-weight: bold;
}

.next-article a:hover {
    text-decoration: underline;
}
h3{color: #051e2e;}