html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background: #212121;
    color: #fff;
    padding: 20px;
}

.header-content {
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    gap: 20px;
}

.logo {
    max-width: 200px;
    height: auto;
}

h1 {
    margin: 0;
    flex-grow: 1;
    text-align: center;
}

main {
    padding: 20px;
    flex: 1;
}

footer {
    text-align: center;
    padding: 8px;
    background: #212121;
    color: #fff;
    width: 100%;
    margin-top: auto;
    font-size: 0.8em;
}

footer p {
    margin: 0;
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }

    .logo {
        max-width: 180px;
    }

    h1 {
        text-align: center;
    }
}