body{
font-family: Arial, sans-serif;
margin:0;
background:#f4f6f8;
color:#333;
line-height:1.6;
}

.container{
width:90%;
max-width:1100px;
margin:auto;
}

header{
background:#0d47a1;
color:white;
padding:40px 0;
text-align:center;
}

nav{
background:#222;
}

nav .container{
display:flex;
justify-content:center;
gap:25px;
padding:15px 0;
}

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

#hero{
background:#e3f2fd;
padding:60px 0;
text-align:center;
}

.hero h2{
margin-bottom:10px;
}

section{
padding:50px 0;
}

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

.card{
background:white;
padding:20px;
border-radius:8px;
box-shadow:0 2px 8px rgba(0,0,0,0.1);
}

.button{
display:inline-block;
padding:12px 22px;
background:#1976d2;
color:white;
text-decoration:none;
border-radius:5px;
margin-top:10px;
}

.downloads{
list-style:none;
padding:0;
}

.downloads li{
margin:10px 0;
}

footer{
background:#111;
color:white;
text-align:center;
padding:25px 0;
margin-top:40px;
}