*{
margin:0;
padding:0;
box-sizing:border-box;
}

body{
font-family:Arial,Helvetica,sans-serif;
background:#f5f7fa;
color:#333;
line-height:1.6;
}

header{
background:#0B3D91;
color:white;
padding:20px 50px;
display:flex;
justify-content:space-between;
align-items:center;
}

header h1{
font-size:30px;
}

nav a{
color:white;
text-decoration:none;
margin-left:25px;
font-weight:bold;
}

.hero{
background:#0B3D91;
color:white;
padding:90px 30px;
text-align:center;
}

.hero h2{
font-size:48px;
margin-bottom:20px;
}

.hero p{
font-size:20px;
margin-bottom:30px;
}

.button{
display:inline-block;
background:#ffffff;
color:#0B3D91;
padding:15px 30px;
border-radius:5px;
text-decoration:none;
font-weight:bold;
margin:10px;
}

.section{
padding:60px 50px;
}

.section h2{
margin-bottom:30px;
font-size:34px;
text-align:center;
}

.cards{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
gap:25px;
}

.card{
background:white;
border-radius:10px;
overflow:hidden;
box-shadow:0 4px 12px rgba(0,0,0,.1);
}

.card img{
width:100%;
display:block;
}

.card-content{
padding:20px;
}

.card-content h3{
margin-bottom:15px;
}

.card-content p{
margin-bottom:20px;
}

.read-btn{
background:#0B3D91;
color:white;
padding:12px 20px;
text-decoration:none;
border-radius:5px;
display:inline-block;
}

.newsletter{
background:#1E88E5;
color:white;
padding:70px;
text-align:center;
}

.newsletter h2{
margin-bottom:20px;
}

footer{
background:#111;
color:white;
text-align:center;
padding:40px;
margin-top:50px;
}

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