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

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

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

header{
    background:#0a4d68;
    color:#fff;
    padding:20px 0;
}

header .container{
    display:flex;
    justify-content:space-between;
    align-items:center;
}

nav a{
    color:#fff;
    text-decoration:none;
    margin-right:20px;
}

.hero{
    background:#0f7ea8;
    color:#fff;
    text-align:center;
    padding:80px 20px;
}

.hero h2{
    font-size:36px;
    margin-bottom:15px;
}

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

.btn{
    background:#fff;
    color:#0f7ea8;
    padding:12px 25px;
    text-decoration:none;
    border-radius:5px;
    font-weight:bold;
}

.services{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:20px;
    margin:50px auto;
}

.card{
    background:#fff;
    padding:25px;
    border-radius:8px;
    box-shadow:0 3px 10px rgba(0,0,0,.1);
}

.card h3{
    margin-bottom:15px;
    color:#0a4d68;
}

footer{
    background:#0a4d68;
    color:#fff;
    text-align:center;
    padding:20px;
}