@import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");

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

ul,
li {
  list-style: none;
}

.grid-container {
  max-width: 1200px;
  display: grid;
  grid-template-columns: 1fr 3fr 1fr;
  margin: 0 auto;
}

.grid-container > header {
  grid-column: span 3;
  text-align: center;
  padding: 15px;
  margin: 15px;
  border-bottom: 1px solid black;
}

.grid-container > nav {
  grid-column: span 1;
  padding: 15px;
  margin: 15px;
  border-right: 1px solid black;
}

li {
  text-decoration: underline;
}

.grid-container > article {
  grid-column: span 1;
  margin: 10px;
  padding: 10px;
}

img {
  max-width: 100%;
  padding: 10px;
  margin-bottom: 20px;
}

div > h2 {
  margin-bottom: 20px;
}

aside p {
  margin-bottom: 8px;
}

div > p {
  margin-bottom: 20px;
  line-height: 2em;
}

.grid-container > aside {
  grid-column: span 1;
  padding: 15px;
  margin: 15px;
  border-left: 1px solid black;
}

.grid-container > footer {
  grid-column: span 3;
  padding: 15px;
  margin: 15px;
  text-align: center;
  border-top: 1px solid black;
}

@media screen and (max-width: 960px) {
  .grid-container > nav {
    grid-column: span 3;
    border-right: 0;
    border-bottom: 1px solid black;
  }

  nav > p {
    margin-bottom: 20px;
  }

  li {
    display: inline-block;
    margin-right: 10px;
  }

  .grid-container > article {
    grid-column: span 2;
  }
}

@media screen and (max-width: 760px) {
  .grid-container {
    display: block;
  }

  .grid-container > aside {
    padding-top: 30px;
    border-left: 0;
    border-top: 1px solid black;
  }
}