html {
    font-family: Calibri;
    text-align: center;
}

body {
    margin: 0px;
}

div#main {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100vw;
    height: 100vh;
}

h1 {
    font-size: 100px;
    margin: 0;
}