body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background-color: #2c3e50;
    padding: 10px 0;
}

nav {
    display: flex;
    justify-content: center;
    gap: 40px;
}

nav a {
    color: #ffffff;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    padding: 30px;
    width: 100%;
    max-width: none;
}

.grid-item {
    background-color: #ffffff;
    padding: 15px;
    border-radius: 5px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    text-align: center;
}

.grid-item img {
    display: block;
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 5px;
    margin: 0 auto 10px auto;
}

.grid-item p {
    font-size: 18px;
    font-weight: 500;
    color: #2c3e50;
}

footer {
    margin-top: 40px;
    text-align: center;
    padding: 15px;
    background-color: #2c3e50;
    color: #ffffff;
    box-shadow: 0 -3px 5px rgba(0, 0, 0, 0.2);
}