.placeholder {
    height: 4rem;
}

.back img{
    height: 4rem;
    width: 4rem;
}

.back img:hover{
    height: 5rem;
    width: 5rem;
}

.back{
    position: absolute;
    left: 1rem;
    top: 1rem;
    display: block;
}

.hidden{
    display: none;
}

.dropdown {
    position: absolute;
    margin-top: -1rem;
    background-color: #fff;
    border: 1px solid #D1D1D1;
    box-shadow: none;
    box-sizing: border-box;
    overflow: auto;
    max-height: 40rem;
}

.dropdown:empty {
    display: none;
 }

/* width */
.dropdown::-webkit-scrollbar {
    width: 0.5rem;
  }

.dropdown::-webkit-scrollbar:hover {
width: 1rem;
}

.dropdown::-webkit-scrollbar-track {
background: rgba(0,0,0,0.05);
}

.dropdown::-webkit-scrollbar-thumb {
background: rgba(0,0,0,0.1);
}

.dropdown div {
    margin: 0.25rem 1.5rem;
}

.dropdown div:hover {
    background-color: rgb(235, 235, 235);
}





.spinner {
  margin: 100px auto 0;
  width: 4rem;
  text-align: center;
}

.spinner > div {
  width: 1rem;
  height: 1rem;
  background-color: #333;

  /* border-radius: 100%; */
  display: inline-block;
  -webkit-animation: sk-bouncedelay 1.4s infinite ease-in-out both;
  animation: sk-bouncedelay 1.4s infinite ease-in-out both;
}

.spinner .bounce1 {
  -webkit-animation-delay: -0.32s;
  animation-delay: -0.32s;
}

.spinner .bounce2 {
  -webkit-animation-delay: -0.16s;
  animation-delay: -0.16s;
}

@-webkit-keyframes sk-bouncedelay {
  0%, 80%, 100% { -webkit-transform: scale(0) }
  40% { -webkit-transform: scale(1.0) }
}

@keyframes sk-bouncedelay {
  0%, 80%, 100% { 
    -webkit-transform: scale(0);
    transform: scale(0);
  } 40% { 
    -webkit-transform: scale(1.0);
    transform: scale(1.0);
  }
}