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

body{
    background:#f4f4f4;
    color:#333;
}

header{
    background:#2563eb;
    color:white;
    padding:20px;
    text-align:center;
}

nav{
    margin-top:10px;
}

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

.hero{
    padding:50px;
    text-align:center;
    background:#e0f2fe;
}

section{
    width:80%;
    margin:20px auto;
    background:white;
    padding:20px;
    border-radius:8px;
}

footer{
    background:#2563eb;
    color:white;
    text-align:center;
    padding:15px;
    margin-top:20px;
}