html, body {height: 100%; margin: 0; padding: 0;}

body {
    display: block;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    font-family: Verdana, sans-serif;
    background: #fff;
    font-family: 'Roboto', Arial, sans-serif;
}
.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 100%;
}
h1, h2 {
    font-family: 'Roboto', Arial, sans-serif;
}
h1 {
    font-size: 2.5rem;
    color: #222;
    font-weight: 700;
    letter-spacing: 1px;
}
h2{
    font-size: 1.5rem;
    color: #222;
    font-weight: 700;
    letter-spacing: 1px;           
}