* {
  margin: 0;
  padding: 0;
}
html {
font-size:62.5% /* 1rem = 10px, for easier calculations */
}

body {
   font-size: 1.6rem; /* 16px */
    font-family: 'Poppins', sans-serif;
  line-height: 1.6;
  background-color: white;
  color: black;
  max-width: 1200px;
  margin: auto;
  padding: 2rem;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: blue;
  color: white;
  padding: 2rem 3rem;
  border-radius: 10px;
  margin-bottom: 2rem;
}

nav {
  display: flex;
  gap: 2rem;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

.content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
}

main section {
  margin-bottom: 3rem;
  background: white;
  padding: 2rem;
  border-radius: 10px;
}

aside section {
  margin-bottom: 3rem;
  background: #fff;
  padding: 2rem;
  border-radius: 10px;
}

footer {
  background: blue;
  color: white;
  text-align: center;
  padding: 2rem;
  margin-top: 3rem;
  border-radius: 10px;
}

@media (max-width: 768px) {
  .content {
    grid-template-columns: 1fr;
  }

  nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 3rem;
  }
}