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

body{
    font-family:Arial, Helvetica, sans-serif;
    background:#08111f;
    color:white;
}

header{
    height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
    text-align:center;
}

.container{
    width:90%;
    max-width:900px;
}

h1{
    font-size:64px;
    color:#4ea8ff;
    margin-bottom:20px;
}

p{
    font-size:24px;
    margin-bottom:40px;
    color:#d4d4d4;
}

.btn{
    display:inline-block;
    background:#1e90ff;
    color:white;
    text-decoration:none;
    padding:18px 40px;
    border-radius:10px;
    font-weight:bold;
    transition:.3s;
}

.btn:hover{
    background:#4ea8ff;
}