body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background: #f7f7f7;
    color: #222;
}
header {
    background: url('images/banner1.jpg') center center/cover no-repeat, #222;
    color: #fff;
    padding: 3rem 0 1rem 0;
    text-align: center;
    position: relative;
}
header::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(34,34,34,0.5); /* dark overlay for text readability */
    z-index: 1;
}
header h1, header nav {
    position: relative;
    z-index: 2;
}
nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    gap: 2rem;
}
nav a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.2s;
}
nav a:hover {
    color: #ff9800;
}
section {
    max-width: 900px;
    margin: 2rem auto;
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.fleet-list {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}
.fleet-item {
    /*background: #fafafa;*/
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.07);
    padding: 1rem;
    width: 250px;
    text-align: center;
}
.fleet-item img {
    width: 100%;
    border-radius: 6px;
    height: 150px;
    object-fit: cover;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}
th, td {
    border: 1px solid #ddd;
    padding: 0.75rem;
    text-align: center;
}
th {
    background: #ff9800;
    color: #fff;
}
form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
    margin: 0 auto;
}
input, textarea {
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}
button {
    background: #ff9800;
    color: #fff;
    border: none;
    padding: 0.75rem;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s;
}
button:hover {
    background: #e65100;
}
footer {
    text-align: center;
    padding: 1rem 0;
    background: #222;
    color: #fff;
    margin-top: 2rem;
}
@media (max-width: 800px) {
    .fleet-list {
        flex-direction: column;
        align-items: center;
    }
    section {
        padding: 1rem;
    }
}
/* Responsive navigation */
@media (max-width: 600px) {
    nav ul {
        flex-direction: column;
        gap: 0.5rem;
    }
    header {
        padding: 2rem 0 0.5rem 0;
    }
    header h1 {
        font-size: 1.5rem;
    }
    section {
        padding: 0.5rem;
    }
    table, th, td {
        font-size: 0.9rem;
    }
    form {
        max-width: 100%;
    }
}
@media (max-width: 900px) {
    .fleet-list {
        flex-direction: column;
        align-items: center;
    }
    .fleet-item {
        width: 90%;
        margin-bottom: 1rem;
    }
}