body{
font-family: Arial;
margin:0;
background:#f4f4f4;
}

header{
background:#333;
color:white;
padding:15px;
display:flex;
justify-content:space-between;
}

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

.hero{
background:#6c8cff;
color:white;
text-align:center;
padding:80px;
}

.cards{
display:flex;
justify-content:center;
gap:20px;
padding:40px;
}

.card{
background:white;
padding:20px;
width:200px;
border-radius:10px;
box-shadow:0 0 10px gray;
}