*{
    box-sizing: border-box;
}

body{
    position:relative
}

section{
    position: relative;
    width:100%;
    height: 100vh;
}

section div{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

section div h1{
    margin-bottom: 400px;
    font-size: 4rem;
}

section div h2{
    margin-bottom: 400px;
    font-size: 3rem;
}

section div p {
    margin-bottom: 400px;
    font-size: 2rem;
}