.leftnav {
  position: fixed;
  top: 0px;
  width: auto;
  display: block;
  float: left;
  overflow-y: scroll;
  height: 100vh;
  z-index: 9;
  top: 55px;
  transition: left 1s ease;
  box-shadow: -3px 0px 0px #debe47 inset;
}

.arrow {
  transition: left 0.2s ease;
  position: fixed;
  left: -7px;
  top:  50%;
  transform: translateY(-50%);
  height: 80px;
  z-index: 9;
  /*filter: invert(10%) sepia(0%) saturate(3172%) hue-rotate(163deg) brightness(99%) contrast(74%);
  https://codepen.io/sosuke/pen/Pjoqqp */
  border-left: solid 2px #333333;
}

.arrow:hover {
  left: 0px;
  cursor: pointer;
}

  .leftnav {
    background-color: #333;
    left: -280px;
    width: 280px;
    text-transform: lowercase;
  }

  .leftnav a {
    float: left;
    color: #f2f2f2;
    text-align: center;
    text-decoration: none;
    font-size: 17px;
    width: 280px;
    transition: background-color 0.5s ease, color 0.5s ease;
    border-top: solid 1px #0000002b;
    height: 55px;
    min-height: 55px;
    line-height: 55px;
  }

  .leftnav a:hover {
    background-color: #debe47;
    color: #333333;
    transition: background-color 0.5s ease, color 0.5s ease;
  }

  .icon {
    height: 40px;
    vertical-align: middle;
    border-radius: 40px;
    width: 40px;
    margin-right: 5px;
    margin-left: 10px;
    float: left;
    border: solid 2px black;
    margin-top: 5px;
    background-color: #debe47;
}

.planetehide:hover {
  background-color: unset;
  color: unset;
  cursor: unset;
}

.planetehide {
  min-width: 55px;
  max-width: 55px;
}

@media (max-width: 992px) {
}

#leftnav::-webkit-scrollbar {
    display: none;
}

/* Hide scrollbar for IE and Edge */
#leftnav {
    overflow: auto;
    -ms-overflow-style: none; /* IE 11 */
    scrollbar-width: none; /* Firefox 64 */
}

@keyframes openleftmenu {
  0% { left: -280px; }
  100% { left: 0px; }
}

@keyframes closeleftmenu {
  0% { left: 0px; }
  100% { left: -280px; }
}

@keyframes arrowopen {
  0% { 
    left: -7px;
  }
  100% { 
    left: 276px;
  }
}

@keyframes arrowclose {
  0% { 
    left: 276px;
  }
  100% { 
    left: -7px;
  }
}