body {
  background-color: #478ecc;
}

#header {
  outline: 2px solid black;
  width: 100%;
  background-color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
}

#header-img {
  outline: 2px solid black;
  width: 120px;
}

#header > h1 {
  text-align: center;
}

#nav-bar {
  width: 50%;
}

#nav-bar > ul {
  display: flex;
  justify-content: space-evenly;
  flex-wrap: wrap;
  list-style-type: none;
}

#features {
  margin-top: 100px;
}

@media screen and (max-width: 1px) {
  body {
    color: white;
  }
}