body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
.header {
    background: #333;
    color: white;
    padding: 1em 0;
}
.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1em;
}
.nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 1em;
}
.nav a {
    color: white;
    text-decoration: none;
}
.banner {
    text-align: center;
    padding: 2em 0;
}
.banner img {
    width: 100%;
    max-height: 300px;
    object-fit: cover;
}
.services {
    display: flex;
    gap: 1em;
    justify-content: center;
    padding: 2em 0;
}
.service {
    text-align: center;
    max-width: 300px;
}
.footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 1em 0;
    margin-top: 2em;
}