* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

.header {
    background-color: #232f3e;
    padding: 10px 0;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 15px;
}

.logo {
    color: #ffffff;
    font-size: 24px;
    font-weight: bold;
    text-decoration: none;
    padding: 5px 10px;
    border: 2px solid #FF9900;
    border-radius: 4px;
}

.page-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.main-content {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.main-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.contact-email {
    font-size: 24px;
    margin: 30px 0 50px 0;
}

.contact-email a {
    color: #000000;
    text-decoration: none;
    font-weight: bold;
}

.contact-email a:hover {
    text-decoration: underline;
}

.system-info {
    margin-top: 40px;
    padding: 40px 20px;
    background: #f8f9fa;
    border-radius: 10px;
    border: 1px solid #dee2e6;
}

.main-content h2 {
    font-size: 28px;
    margin-bottom: 30px;
}

.btn-learn-more {
    display: inline-block;
    background-color: #232f3e;
    color: #ffffff;
    font-size: 18px;
    font-weight: bold;
    padding: 12px 30px;
    border-radius: 5px;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-learn-more:hover {
    background-color: #232f3e;
    transform: translateY(-2px);
}

.footer {
    background-color: #232f3e;
    margin-top: auto;
    min-height: 60px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

@media (max-width: 768px) {
    .main-content h1 {
        font-size: 32px;
    }
    .contact-email {
        font-size: 18px;
    }
    .main-content h2 {
        font-size: 22px;
    }
}