body {
  font-family: Arial, Helvetica, sans-serif;
  text-align: center;
}

.container {
  width: 80vw;
  margin: auto;
  display: flex;
  flex-direction: column;
  min-height: 99vh;
}

.content {
  flex: 1;
}

.keunggulan ul {
  padding: 0;
  line-height: 2;
  list-style: none;
}

.footer {
  margin-top: 30px;
}