form {
    max-width: 500px;
    margin-top: 20px;
}

form input,
form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

form button {
    background: #2c3e50;
    color: #fff;
    padding: 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

form button:hover {
    background: #1a252f;
}
@media (max-width: 768px) {
    nav {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    header {
        padding: 30px 15px;
    }

    section {
        padding: 40px 15px;
    }

    h1 {
        font-size: 26px;
    }

    .grid {
        grid-template-columns: 1fr;
    }
}
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    color: #222;
    line-height: 1.6;
}

nav {
    background: #ffffff;
    border-bottom: 1px solid #ddd;
    padding: 15px 20px;
}

nav a {
    margin-right: 15px;
    text-decoration: none;
    color: #2c3e50;
    font-weight: bold;
}

nav a:hover {
    color: #0077cc;
}

header {
    background: #2c3e50;
    color: #fff;
    padding: 60px 20px;
    text-align: center;
}

section {
    padding: 60px 20px;
    max-width: 1100px;
    margin: auto;
}

h1, h2 {
    color: #2c3e50;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.card {
    border: 1px solid #ddd;
    padding: 20px;
    border-radius: 6px;
    background: #fafafa;
}

footer {
    background: #f2f2f2;
    text-align: center;
    padding: 20px;
    font-size: 14px;
    color: #666;
}