body {
    margin: 0;
    font-family: 'Helvetica Neue', sans-serif;
    background: #f5f5f5;
    color: #111;
}
header {
    background: #000;
    color: #fff;
    padding: 1em;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
header .logo {
    height: 40px;
}
nav a {
    color: white;
    margin: 0 1em;
    text-decoration: none;
}
.hero {
    background: url('svr.jpg') no-repeat center center;
    background-size: cover;
    color: white;
    text-align: center;
    padding: 6em 1em;
}
.hero h1 {
    font-size: 3em;
}
.fleet, .booking-form {
    padding: 2em;
    background: white;
    margin: 2em auto;
    max-width: 800px;
    border-radius: 8px;
}
.car-card img {
    width: 100%;
    border-radius: 8px;
}
form input, form select {
    width: 100%;
    padding: 1em;
    margin: 0.5em 0;
    border-radius: 5px;
    border: 1px solid #ccc;
}
form label {
    display: block;
    margin-top: 0.5em;
}
form button {
    background: black;
    color: white;
    padding: 1em;
    border: none;
    width: 100%;
    border-radius: 5px;
    cursor: pointer;
}
footer {
    text-align: center;
    padding: 2em;
    background: #000;
    color: white;
}