nav > ul {
  justify-content: space-evenly;
  display: flex;
  flex-direction: row;
  list-style-type: none;
  flex-wrap: nowrap;
  box-sizing: border-box;
  margin: -5;
  margin-left: 30;
}
li > a {
  text-decoration: none;
}
ul {
  list-style-type: none;
}
form {
  margin-top: 15px;
  margin-left: 20px;
  padding: 10px;
  border-bottom: 5px;
}
@media (max-width: 1280px) {
  #nav-bar {
    width: 700px;
  }
  #header-img {
    width: 50px;
  }
}
#nav-bar {
  position: fixed;
}