html{
    box-sizing: border-box;
    font-family: sans-serif;
    font-size: 16px;
    text-align: center;
    background-color: #fff;
    color: #fff
}

*, *::after, *::before{
    box-sizing: inherit;
    margin: 0;
    padding: 0;
    font-size: 1rem
}