header {
  background-color: #FFD700;
  padding: 10px 0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  margin-bottom: 40px;
}

nav ul {
  list-style-type: none;
  padding: 0;
  margin: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 14px;
}

nav ul li {
  margin: 5px 0;
}

nav ul li a {
  text-decoration: none;
  color: black;
  font-size: 1rem;
  font-weight: bold;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 15px;
  transition: all 0.3s ease;
  display: inline-block;
}

nav ul li a:hover {
  background-color: black;
  color: #FFD700;
  transform: scale(1.05);
}

@keyframes wow {
  0% {
    transform: rotate(0deg);
  }

  25% {
    transform: rotate(-5deg);
  }

  75% {
    transform: rotate(5deg);
  }

  100% {
    transform: rotate(0deg);
  }
}

nav ul li a:hover::after {
  content: " wow!";
  font-size: 0.8em;
  vertical-align: super;
  animation: wow 0.5s infinite;
  display: inline-block;
}

@media (max-width: 600px) {
  nav ul {
    flex-direction: row;
    justify-content: center;
  }

  nav ul li {
    flex: 0 0 auto;

  }

  nav ul li a {
    font-size: 0.8rem;
    padding: 5px 8px;
  }
}