#library-navigation {
  margin-top: 70px;
  display: flex;
  flex-direction: column;
  position: relative;
  background-color: rgb(50, 65, 65);
  width: 100%;
  height: 100%;
  z-index: 0;
  padding: 0.5rem 10rem;
  padding-bottom: 7rem;
  display: flex;
  flex-direction: column;
  gap: 15rem;
}

#library-navigation::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('../images/library-one.png');
  background-size: cover;
  border-top-right-radius: 1rem;
  border-top-left-radius: 1rem;
  background-position: center;
  filter: brightness(35%);
  z-index: -1;
  pointer-events: none;
}

#library-navigation-links {
  display: flex;
  list-style: none;
  padding: 1rem;
  margin: 0;
  position: relative;
  justify-content: space-evenly;
  width: 100%;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

#library-navigation__title-box>div {
  display: flex;
  align-items: flex-end;
  gap: 1rem;
}

#library-navigation__title-box {
  position: relative;
}

#library-navigation__title-box::before {
  content: "";
  position: absolute;
  height: 7rem;
  top: 50%;
  transform: translateY(-50%);
  border-left: 5px solid var(--theme-color);
}

#library-navigation__title-box>div>p {
  font-family: 'Times New Roman';
  text-decoration: none;
  position: relative;
  width: max-content;
  color: var(--white-color);
  font-size: calc(2vw + 2rem);
  font-weight: 300;
  padding: 0 1rem;
  line-height: calc(2vw + 1rem);
}

#library-navigation__title-box>div>ul {
  list-style: none;
  display: flex;
  gap: 1rem;
}

#library-navigation__title-box>div>ul>a {
  width: 3rem;
  height: 3rem;
  background-color: var(--white-color);
  display: grid;
  place-items: center;
  border-radius: 50%;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.library-navigation-links__item {
  text-decoration: none;
  margin: 0 25px;
  font-size: 1rem;
  color: var(--white-color);
  cursor: pointer;
  justify-content: space-between;
  position: relative;
  padding: 2px;
}

.library-navigation-links__item {
  padding: 1rem 0;
}

.library-navigation-links__item>p {
  font-family: 'Poppins';
}

.library-navigation-links__item>p:after {
  background: none repeat scroll 0 0 transparent;
  bottom: 20%;
  content: "";
  display: block;
  height: 1px;
  position: absolute;
  background: #fff;
  transition: width 0.3s ease 0s, left 0.3s ease 0s;
  width: 0;
}

.library-navigation-links__item>p:hover:after {
  width: 100%;
}

/* For Dropdown menu of Online Resources */
.library-top__links__item {
  position: relative;
}

#library-navigation .dropdown-menu {
  opacity: 0;
  pointer-events: none;
  width: max-content;
  position: absolute;
  padding: 0.8rem;
  background-color: var(--white-color);
  border-radius: 10px;
  z-index: 2;
  top: 0%;
  transition: 500ms ease;
}

#library-navigation .dropdown-menu>a {
  display: flex;
  font-size: 0.9rem;
  padding: 0.7rem 1.3rem;
  color: var(--black-color);
  text-decoration: none;
  align-items: center;
  gap: 1rem;
}

#library-navigation .dropdown-menu>a:hover {
  color: var(--theme-color);
}

#library-navigation .dropdown-menu.active {
  opacity: 100%;
  pointer-events: all;
  top: 90%;
}

@media screen and (orientation: portrait) {
  #library-navigation {
    padding: 1.5rem !important;
  }

  #library-navigation-links {
    padding: unset !important;
    flex-direction: column;
    align-items: flex-start;
  }

  .library-navigation-links__item {
    margin: unset;
  }

  #library-navigation__title-box>div {
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 2rem;
  }

  #library-navigation__title-box>div>p {
    padding: unset;
  }
}