* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    background-color: #f4f4f4;
    color: #333;
}

/* HEADER */
header {
    background-color: #0057b7;
    color: white;
    text-align: center;
    padding: 30px 20px;
}

/* NAV */
nav {
    background-color: #003f8a;
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    flex-wrap: wrap;
}

nav ul li {
    margin: 10px 20px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

/* MAIN */
main {
    max-width: 1100px;
    margin: 30px auto;
    padding: 0 20px;
}

/* CARD */
.card {
    background-color: white;
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    padding: 20px;
    border-radius: 6px;
    align-items: center;
}

.card img {
    width: 300px;
    border-radius: 5px;
}

/* TEXT */
.card h2 {
    color: #0057b7;
    margin-bottom: 10px;
}

/* FOOTER */
footer {
    background-color: #003f8a;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 30px;
}

/* 📱 RESPONSIVE */
@media (max-width: 768px) {
    .card {
        flex-direction: column;
        text-align: center;
    }

    .card img {
        width: 100%;
        max-width: 400px;
    }

    nav ul {
        flex-direction: column;
    }
}