@import url("https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;500;600;700;800&display=swap");

* {
  font-family: "Open Sans", sans-serif;
  margin: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-size: 62.5%;
}

h1 {
  font-size: 6rem;
  font-weight: 700;
}

h4 {
  font-size: 2.5rem;
  font-weight: 200;
}

h5 {
  font-size: 0.8rem;
  font-weight: 600;
}

p {
  font-size: 0.7rem;
  font-weight: 400;
}

@media only screen and (max-width: 1000px) {
  h1 {
    font-size: 5rem;
  }

  h4 {
    font-size: 1.5rem;
  }
}

@media only screen and (max-width: 660px) {
  h1 {
    font-size: 3.7rem;
  }

  h4 {
    font-size: 1.7rem;
  }
}

@media only screen and (max-width: 420px) {
  h1 {
    font-size: 2.4rem;
  }

  h4 {
    font-size: 1.1rem;
  }

  h5 {
    font-size: 1rem;
  }

  p {
    font-size: 1rem;
  }
}