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

body{
    background:#f5f5f5;
}

header{
    background:#1f2937;
    color:white;
    text-align:center;
    padding:20px;
}

nav{
    background:#2563eb;
    display:flex;
    justify-content:center;
}

nav a{
    color:white;
    text-decoration:none;
    padding:15px 20px;
}

nav a:hover{
    background:#1d4ed8;
    color:yellow;
}


.products{
    width:90%;
    margin:30px auto;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:20px;
}

.card{
    background:white;
    border-radius:10px;
    box-shadow:0 0 10px rgba(0,0,0,.15);
    text-align:center;
    padding:25px;
}

.card:hover{
    transform:scale(1.05);
}

.card img{
    width:100%;
    border-radius:8px;
}

.card h3{
    margin:10px 0;
}

.card p{
    color:#666;
}

.card span{
    display:block;
    margin:15px;
    color:red;
    font-size:22px;
    font-weight:bold;
}

button{
    background:#16a34a;
    color:white;
    border:none;
    padding:10px 20px;
    border-radius:5px;
    cursor:pointer;
    font-size:16px;
}
button:hover{
    background:#15803d;
}
footer{
    background:#1f2937;
    color:white;
    text-align:center;
    padding:20px;
    margin-top:30px;
}