body{
    margin:0;
    background:black;
    color:white;
    font-family:Arial, Helvetica, sans-serif;
    display:flex;
    justify-content:center;
    align-items:center;
    height:100vh;
    text-align:center;
}

.container{
    max-width:800px;
}

h1{
    font-size:60px;
    margin-bottom:30px;
}

.main-text{
    font-size:30px;
}

.sub-text{
    font-size:22px;
    opacity:0.8;
}

.call-text{
    margin-top:40px;
    font-size:18px;
    color:#7aa7ff;
}