<style>
    h1 
    {
        min-height: 100vh;
        min-height: -webkit-fill-available;
    }

    html 
    {
        height: -webkit-fill-available;
    }

    .center-text 
    {
        height: -webkit-fill-available;
        width: -webkit-fill-available;
        align-items: center;
        display: flex;
        justify-content: center;
    }
    
    .scale-font
    {
        font-size:30vw;
    }
</style>