index.css

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;600;700&family=Poppins:wght@300;400;600;700&display=swap');

*,
*::after,
*::before {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --orange: hsl(47, 100%, 50%);
  --green: hsl(74, 85%, 41%);
  --black: hsl(0, 0%, 6%);
  --light-gray: hsl(0, 0%, 87%);
  --dark-gray: hsl(0, 0%, 46%);
  --white: hsl(0, 0%, 100%);
  --lime: hsl(178, 84%, 40%);
}

.button,
a {
  background-color: var(--green);
  color: var(--white);
  border: none;
  border-radius: 5em;
  text-decoration: none;
  padding: 0.5em 1em;
  font-weight: 700;
}

body {
  font-family: "Montserrat", sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6,
p {
  font-family: 'Poppins', sans-serif;
}

h1,
h2 {
  font-weight: 700;
}

p {
  font-size: 1rem;
  font-weight: 400;
}