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

body{
    background:#f5f5f5;
    color:#333;
}

header{
    background:#111;
    color:white;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:15px 40px;
}

.logo{
    font-size:28px;
    font-weight:bold;
}

nav a{
    color:white;
    text-decoration:none;
    margin:0 10px;
}

button,.btn{
    background:#ff6600;
    color:white;
    border:none;
    padding:10px 18px;
    border-radius:5px;
    cursor:pointer;
    text-decoration:none;
}

.hero{
    text-align:center;
    padding:80px 20px;
    background:white;
}

.hero h1{
    font-size:42px;
    margin-bottom:15px;
}

.products{
    padding:40px;
}

.grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
}

.card{
    background:white;
    padding:20px;
    border-radius:10px;
    text-align:center;
    box-shadow:0 2px 10px rgba(0,0,0,.1);
}

.card img{
    width:100%;
    border-radius:10px;
}

footer{
    background:#111;
    color:white;
    text-align:center;
    padding:20px;
    margin-top:40px;
}