body {
    margin: 0;
    font-family: Arial;
    color: white;
    background: url("background.jpg") no-repeat center center fixed;
    background-size: cover;
}

.header {
    display: flex;
    justify-content: space-between;
    padding: 15px;
    background: black;
    color: gold;
}

h1 {
    text-align: center;
    color: gold;
}

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

.card {
    background: rgba(0,0,0,0.7);
    padding: 15px;
    border-radius: 10px;
    text-align: center;
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.price {
    color: gold;
}

button {
    margin: 5px;
    padding: 10px;
    border-radius: 5px;
    border: none;
}

.add { background: orange; }
.buy { background: green; color: white; }