header nav {
  gap: 2rem;
  justify-content: space-between;
  align-items: center;  
}

nav button {
  display: none;
}

nav button {
  border: 2px solid white;
}

nav .button {
  text-transform: lowercase;
  font-weight: normal;
}

@media (max-width: 750px) {
  .smartgov {
    font-size: 2.5em;
  }
  
  .welcome-section .description {
    padding: 0.5rem;
  }
  
  header {
    align-items: flex-start;
    align-content: flex-start;
  }
  
  header nav {
    flex-direction: column;
    align-items: flex-end;
    align-content: flex-start;
    justify-content: flex-start;
    height: 3rem;
    overflow: hidden;
    transition: 0.4s;
    gap: 4rem;
  }
  
  nav button {
    display: inline-block;
  }
  
  
  nav a {
    text-align: start;
  }
  
  .show-nav {
    height: 18rem;
  }
}