input[type=range] {
  width: 100%;
  margin: 1em 0 0 0;
  background-color: transparent;
  -webkit-appearance: none;
}
input[type=range]:focus {
  outline: none;
}
input[type=range]::-webkit-slider-runnable-track {
  background: var(--color1);
  /* border: 0.2px solid #010101; */
  border-radius: 1.3em;
  width: 100%;
  height: 1.5em;
  opacity: .3;
  cursor: pointer;
}
input[type=range]::-webkit-slider-thumb {
  width: 4em;
  height: 4em;
  background: var(--color3);
  /* border: 1em solid transparent; */
  border-radius: 2em;
  transform: translateY(-1.25em) scale(.3);
  cursor: pointer;
  -webkit-appearance: none;
}
input[type=range]:focus::-webkit-slider-runnable-track {
  background: var(--color2);
}
input[type=range]::-moz-range-track {
  background: var(--color1);
  /* border: 0.2px solid #010101; */
  border-radius: 1.3em;
  width: 100%;
  height: 1.5em;
  opacity: .3;
  cursor: pointer;
}
input[type=range]::-moz-range-thumb {
  width: 4em;
  height: 4em;
  background: var(--color3);
  /* border: 1em solid transparent; */
  border-radius: 2em;
  transform: scale(.3);
  cursor: pointer;
}