style.css

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

body {
  background-color: rebeccapurple;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: "Poppins", sans-serif;
  margin: 0 0 3rem;
  height: auto;
}

h3 {
  font-family: "Alata", sans-serif;
  text-transform: uppercase;
  color: gray;
  font-size: 2rem;
  letter-spacing: 20px;
  width: 100%;
  border-bottom: 1px solid #fff;
  align-items: center;
  text-align: center;
  margin-top: 0;
}

.list-item {
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(300px, 1fr));
  margin-top: 0;
}

li {
  list-style-type: none;
  margin: 0.2rem 0;
}

li a {
  color: #fff;
  font-size: 0.9rem;
  text-decoration: none;
  justify-content: flex-start;
}

li a:hover {
  color: tomato;
}

footer {
  background-color: rgb(119, 65, 173);
  color: #f5f5f5;
  padding: 1rem;
  text-align: center;
  position: fixed;
  bottom: 0;
  width: 100%;
}

footer a {
  color: #f5f5f5;
}


@media (max-width: 768px) {
  body{
    height: auto;
  }

  .list-item {
    grid-template-columns: repeat(1, minmax(300px, 1fr));
  }
}