.dropdown {
  width: 15em;
  position: relative;
}
.dropdown__trigger {
  display: inline-block;
  position: absolute;
  top: 0;
  width: 100%;
  height: 4.2em;
  padding: 1.4em;
  box-sizing: border-box;
  opacity: 0;
  z-index: 2;
  cursor: pointer;
}
.dropdown__trigger__icon {
  position: absolute;
  padding: 0.7em;
  right: 0;
  top: .2em;
}
.dropdown__trigger:focus {
  top: -200em;
}
.dropdown__trigger:focus ~ .dropdown__trigger__icon .svg-icon {
  opacity: .25;
}
.dropdown__trigger:focus ~ .dropdown__list__item--title {
  height: 2.8em;
}
.dropdown__trigger:focus ~ .dropdown__list li .dropdown__list__item {
  height: 2.8em;
}
.dropdown__trigger:focus ~ .dropdown__list li .dropdown__list__item:hover {
  -webkit-transition-duration: 0.6s;
          transition-duration: 0.6s;
  opacity: 1;
  background-image: -webkit-linear-gradient(0deg, rgba(255, 255, 255, 0.8) 0.1em, transparent 0.1em);
  background-image: linear-gradient(90deg, rgba(255, 255, 255, 0.8) 0.1em, transparent 0.1em);
  background-position: 100% bottom;
}
.dropdown__trigger:focus ~ .dropdown__list li .dropdown__list__radio:checked + .dropdown__list__item {
  padding: 0 0.7em;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-top: 0;
  border-bottom: 0;
}
.dropdown__list {
  overflow: auto;
  max-height: 15.4em;
  width: 100%;
  -webkit-transition: all 0.1s cubic-bezier(0.54, -0.24, 0.46, 1.28);
  transition: all 0.1s cubic-bezier(0.54, -0.24, 0.46, 1.28);
  -webkit-transition-delay: .15s;
          transition-delay: .15s;
}
.dropdown__list__radio {
  display: none;
}
.dropdown__list__radio:checked + .dropdown__list__item {
  height: 2.8em;
  padding: 0 2.8em 0 0.7em;
  opacity: 1;
  background-image: -webkit-linear-gradient(0deg, rgba(255, 255, 255, 0.8) 0.1em, transparent 0.1em);
  background-image: linear-gradient(90deg, rgba(255, 255, 255, 0.8) 0.1em, transparent 0.1em);
  -webkit-animation: onActive 0.2s cubic-bezier(0.54, -0.24, 0.46, 1.28) forwards;
          animation: onActive 0.2s cubic-bezier(0.54, -0.24, 0.46, 1.28) forwards;
}
.dropdown__list__item {
  height: 0;
  overflow: hidden;
  padding: 0 0.7em;
  -webkit-transition: all 0.1s cubic-bezier(0.54, -0.24, 0.46, 1.28);
  transition: all 0.1s cubic-bezier(0.54, -0.24, 0.46, 1.28);
  -webkit-transition-delay: .15s;
          transition-delay: .15s;
  color: #FFFFFF;
  font-family: 'Playfair Display', serif;
  font-style: italic;
  cursor: pointer;
  color: #FFFFFF;
  background-image: -webkit-linear-gradient(0deg, rgba(255, 255, 255, 0.4) 0.1em, transparent 0.1em);
  background-image: linear-gradient(90deg, rgba(255, 255, 255, 0.4) 0.1em, transparent 0.1em);
  background-size: .4em 1px;
  background-repeat: repeat-x;
  background-position: 0 bottom;
  opacity: .5;
}
.dropdown__list__item--title {
  z-index: 1;
  position: relative;
  pointer-events: none;
  opacity: 1;
  background-image: -webkit-linear-gradient(0deg, rgba(255, 255, 255, 0.8) 0.1em, transparent 0.1em);
  background-image: linear-gradient(90deg, rgba(255, 255, 255, 0.8) 0.1em, transparent 0.1em);
}

.svg-icon {
  -webkit-transition: all 0.5s cubic-bezier(0.54, -0.24, 0.46, 1.28);
  transition: all 0.5s cubic-bezier(0.54, -0.24, 0.46, 1.28);
}

@-webkit-keyframes onActive {
  0%,
    100% {
    background-color: rgba(255, 255, 255, 0);
  }
  50% {
    background-color: rgba(255, 255, 255, 0.25);
  }
}

@keyframes onActive {
  0%,
    100% {
    background-color: rgba(255, 255, 255, 0);
  }
  50% {
    background-color: rgba(255, 255, 255, 0.25);
  }
}