.navigation {
  position: fixed;
  display: block;
  transition: 0.5s ease;
  z-index: 100;
  height: 100vh;
  width: 130px;
  box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.3);
}

.nav-top {
  height: 100px;
}

.nav-top-img {
  background: black;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  margin-left: 30px;
  margin-top: 30px;
  padding: 15px;
}

.nav-middle {
  display: block;
  left: -4px;
  padding: 4px;
  margin-left: 30px;
  border-radius: 8px;
  transition: 0.3s ease;
  animation: none;
  background: white;
  opacity: 1;
}

.nav-content-list {
  padding-left: 0px;
  list-style-type: none;
  margin: 10px 0px 40px 0px;
}

.nav-content-list a {
  text-decoration: none;
}

.content-item {
  padding: 10px 0px 10px 0px;
}

.nav-text {
  font-size: 18px;
  color: black;
  margin: 0px;
  cursor: pointer;
  transition: 0.25s ease-in-out;
  background: none;
  padding: 10px 0px 10px 0px;
  opacity: 0.7;
}

.nav-text:hover {
  opacity: 1;
}

.profile-button {
  position: absolute;
  bottom: 30px;
  font-size: 18px;
  color: black;
  margin: 0px;
  margin-left: 30px;
  cursor: pointer;
  transition: 0.25s ease-in-out;
  background: none;
  padding: 10px 0px 10px 0px;
  opacity: 0.7;
}

@keyframes reveal {
  0% {
    display: none;
    opacity: 0;
  }

  1% {
    display: block;
    opacity: 0;
  }

  100% {
    display: block;
    opacity: 1;
  }
}

#nav-btn {
  position: absolute;
  display: none;
  opacity: 0;
  margin: 0 auto;
  top: 20px;
  right: 25px;
  width: 30px;
  margin-left: 0px;
  margin-right: 0px;
  z-index: 101;
  cursor: pointer;
}

.bar {
  position: relative;
  display: block;
  margin: 0 auto;
  background: black;
  height: 2px;
  width: 25px;
  border-radius: 3px;
  margin-top: 5px;
  margin-bottom: 7px;
  transition: 0.5s;
}

.nav-links {
  position: relative;
  float: right;
}

.nav-link {
  position: relative;
  display: inline-block;
  float: right;
  margin: 20px 0px 0px 70px;
  color: black;
  cursor: pointer;
  text-decoration: none;
}

@media (max-width: 800px) and (min-width: 225px) {
  .navigation {
    position: absolute;
    left: -300px;
    height: calc(100vh);
    padding-right: 20px;
    background: white;
    z-index: 110;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.3);
    width: 125px;
  }

  #nav-btn {
    display: block;
    top: 35px;
  }

  .nav-middle {
    display: block;
  }

  .bar-app {
    background: black;
    border-radius: 2px;
    margin-top: 0px;
  } 

  .nav-top-img {
    width: 30px;
    height: 30px;
    margin-top: 20px;
    padding: 10px;
  }
}

@media (max-width: 2000px) and (min-width: 800px) {
/*  .navigation:hover .nav-middle {
    animation: 0.35s ease 0s 1 forwards reveal;
    display: block;
  }*/
}