@import url('https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300;0,500;1,700&display=swap');

body {
  font-family: 'Open Sans', sans-serif;
  margin: 0;
  padding: 0;
  color: #222;
}

header {
  background-color: #222;
  color: #fff;
  padding: 1rem;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: space-between;
}

nav li {
  margin: 0 0.5rem;
}

a {
  color: #fff;
  text-decoration: none;
  transition: color 0.2s ease-in-out;
}

nav a:hover {
  color: #f0f0f0;
}

main {
  padding: 2rem;
}

h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

button#main {
  padding: 0.75rem 1rem;
  font-size: 1.1rem;
}

button:hover {
  background-color: #444;
}

button {
  background-color: #222;
  border: none;
  color: #fff;
  padding: 0.2rem 1rem;
  border-radius: 0.25rem;
  cursor: pointer;
}

.center {
  list-style: none;
}

h1,
h2,
h3 {
  color: #000;
}

p {
  margin-top: -10px;
}

/* For table and below */
@media only screen and (max-width: 768px) {
  ul {
    flex-direction: column;
  }

  main {
    padding: 1rem;
  }

  li {
    font-size: 1rem;
  }
}

/* Adjust font size and margin for smaller screens */
@media only screen and (max-width: 480px) {
  h1 {
    font-size: 1.5rem;
  }

  p {
    font-size: 0.8rem;
    margin-top: -5px;
  }
}