.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-gap: 10px;
}

.span-4 {
  grid-column: span 4 / auto;
}

@media screen and (max-width: 675px) {
  .grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    grid-gap: 10px;
  }

  .span-4 {
    grid-column: auto;
  }
}

.nav {
	  font-family: "Tajawal", sans-serif;
}

.nav-links {
  display: flex;
  list-style: none;
  width: 100%;
  margin: auto;
  padding: 10px;
  justify-content: center;
  align-items: center;
}

.nav-links ul a {
  text-decoration: none;
}

.nav ul li {
  border: 1px solid #e0e0e0;
  border-radius: 15px;
  padding: 5px;
  width: 150px;
  text-align: center;
  font-size: 105%;
  font-weight: bold;
  margin: 5px;
}

.nav ul li:hover {
  background: #e0e0e0;
}

li.content-title {
  transition-duration: 0.5s;
}
li.content-title:hover {
  width: 250px;
  background: #007bff;
  color: white;
}

li.content-title a {
  color: #000;
}

li.content-title.blue-b {
  background: #007bff;
}

.content-title.blue-b a {
  color: white;
}

li.content-title.red-b {
  background: #da4453;
}

.content-title.red-b a {
  color: white;
}

li.content-title.green-b {
  background: #189771;
}

.content-title.green-b a {
  color: white;
}

.nav p {
  font-family: "Tajawal", sans-serif;
  font-size: 35px;
  font-weight: bold;
  text-align: center;
  line-height: 5px;
}

@media screen and (max-width: 675px) {
  .nav-links {
    flex-direction: column;
  }
}