.wrap {
  display: flex;
  align-items: center;
  position: relative;
  width: 12.5em;
  height: 5.25em;
  font: 1em/1 arial, sans-serif;
}
[type="range"] {
  flex: 1;
  margin: 0;
  padding: 0;
  min-height: 1.5em;
  background: transparent;
  font: inherit;
}
[type="range"],
[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
}
[type="range"]::-webkit-slider-runnable-track {
  box-sizing: border-box;
  border: none;
  width: 12.5em;
  height: 0.25em;
  background: #ccc;
}
[type="range"]::-moz-range-track {
  box-sizing: border-box;
  border: none;
  width: 12.5em;
  height: 0.25em;
  background: #ccc;
}
[type="range"]::-ms-track {
  box-sizing: border-box;
  border: none;
  width: 12.5em;
  height: 0.25em;
  background: #ccc;
}
[type="range"]::-webkit-slider-thumb {
  margin-top: -0.625em;
  box-sizing: border-box;
  border: none;
  width: 1.5em;
  height: 1.5em;
  border-radius: 50%;
  background: #f90;
}
[type="range"]::-moz-range-thumb {
  box-sizing: border-box;
  border: none;
  width: 1.5em;
  height: 1.5em;
  border-radius: 50%;
  background: #f90;
}
[type="range"]::-ms-thumb {
  margin-top: 0;
  box-sizing: border-box;
  border: none;
  width: 1.5em;
  height: 1.5em;
  border-radius: 50%;
  background: #f90;
}
[type="range"]::-ms-tooltip {
  display: none;
}
[type="range"] ~ output {
  display: none;
}
.js [type="range"] ~ output {
  display: block;
  position: absolute;
  left: 0.75em;
  top: 0;
  padding: 0.25em 0.5em;
  border-radius: 3px;
  transform: translate(
    calc((var(--val) - var(--min)) / (var(--max) - var(--min)) * 11em - 50%)
  );
  background: #95a;
  color: #eee;
}