html {
    height: 100%;
    width: 100%;
}

body {
    height: 100%;
    width: 100%;
    display: flex;
    flex-flow: column;
    justify-content: center;
    align-items: center;
    padding: 0 20px;
}

p {
    font-size: 18px;
    font-weight: 500;
    font-family: sans-serif;
    text-align: center;
    line-height: 1.5;
}