* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 0;
}
.navbar {
    background: #2c3e50;
    color: white;
    padding: 15px 0;
}
.navbar .logo {
    color: white;
    text-decoration: none;
    font-size: 24px;
    font-weight: bold;
}
.navbar .nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
    margin-top: 10px;
    flex-wrap: wrap;
}
.navbar .nav-links a {
    color: white;
    text-decoration: none;
}
.ad-container {
    margin: 20px 0;
    text-align: center;
}
.main-content {
    line-height: 1.8;
    color: #333;
}
.main-content h1 {
    font-size: 32px;
    margin-bottom: 20px;
    color: #2c3e50;
}
.main-content h2 {
    font-size: 24px;
    margin: 15px 0;
}
.main-content p {
    margin-bottom: 15px;
}
.main-content ul {
    margin: 15px 0 15px 30px;
}
.footer {
    background: #2c3e50;
    color: white;
    padding: 20px 0;
    margin-top: 30px;
}
.footer-links {
    list-style: none;
    display: flex;
    gap: 15px;
    margin-top: 10px;
    flex-wrap: wrap;
}
.footer-links a {
    color: white;
    text-decoration: none;
}
@media (max-width: 768px) {
    .navbar .nav-links {
        flex-direction: column;
        gap: 10px;
    }
    .main-content h1 {
        font-size: 26px;
    }
    .main-content h2 {
        font-size: 20px;
    }
}