<form>
  <label for="range1">One</label>
  <input id="range1" type="range" name="range1" min="1" max="10" step="0.1" value="5">
  <label for="range2">Two</label>
  <input id="range2" type="range" name="range2" min="4" max="32" step="0.5" value="16">
  <label for="range3">Three</label>
  <input id="range3" type="range" name="range3" min="0" max="100" step="1" value="50">
</form>

* {
  border: 0;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
:root {
  --bg: #e3e4e8;
  --fg: #17181c;
  --bs1: #ffffff;
  --bs2: #c1c2c5;
  --tick: #454954;
  --transDur: 0.1s;
  font-size: calc(20px + (40 - 20)*(100vw - 320px)/(2560 - 320));
}
body, input {
  color: var(--fg);
  font: 1em/1.5 Muli, sans-serif;
}
body, .range__ticks {
  display: flex;
}
body {
  background-color: var(--bg);
  display: flex;
  height: 100vh;
}
form {
  margin: auto;
  max-width: 15em;
  padding: 0 1.5em;
  width: 100%;
}
label {
  display: block;
  font-weight: bold;
}
input[type=range], label {
  -webkit-tap-highlight-color: transparent;
}
input[type=range], .range {
  border-radius: 0.75em;
  overflow: hidden;
  margin-bottom: 1.5em;
}
input[type=range] {
  background-color: transparent;
  box-shadow:
    0.3em 0.3em 0.4em var(--bs2) inset,
    -0.3em -0.3em 0.4em var(--bs1) inset;
  display: block;
  padding: 0 0.1em;
  width: 100%;
  height: 1.5em;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}
input[type=range]:focus {
  outline: transparent;
}
input[type=range]::-webkit-slider-thumb {
  background-color: #255ff4;
  border: 0;
  border-radius: 50%;
  box-shadow:
    -0.3em -0.3em 0.5em #0937aa inset,
    0 -0.2em 0.2em 0 #0004,
    0.3em 0.9em 0.8em #0007;
  cursor: pointer;
  position: relative;
  width: 1.3em;
  height: 1.3em;
  transition: all var(--transDur) linear;
  z-index: 1;
  -webkit-appearance: none;
  appearance: none;
}
input[type=range]:focus::-webkit-slider-thumb {
  background-color: #5583f6;
  box-shadow:
    -0.3em -0.3em 0.5em #0b46da inset,
    0 -0.2em 0.2em 0 #0004,
    0.3em 0.9em 0.8em #0007;
}
input[type=range]::-moz-range-thumb {
  background-color: #255ff4;
  border: 0;
  border-radius: 50%;
  box-shadow:
    -0.3em -0.3em 0.5em #0937aa inset,
    0 -0.2em 0.2em 0 #0004,
    0.3em 0.9em 0.8em #0007;
  cursor: pointer;
  position: relative;
  width: 1.3em;
  height: 1.3em;
  transform: translateZ(1px);
  transition: all var(--transDur) linear;
  z-index: 1;
  -moz-appearance: none;
  appearance: none;
}
input[type=range]:focus::-moz-range-thumb {
  background-color: #5583f6;
  box-shadow:
    -0.3em -0.3em 0.5em #0b46da inset,
    0 -0.2em 0.2em 0 #0004,
    0.3em 0.9em 0.8em #0007;
}
input[type=range]::-moz-focus-outer {
  border: 0;
}
.range {
  position: relative;
  height: 1.5em;
}
.range__ticks {
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
  position: absolute;
  top: 0;
  left: 0.75em;
  width: calc(100% - 1.5em);
  height: 100%;
}
.range__tick, .range__tick-text {
  display: inline-block;
}
.range__tick {
  color: var(--tick);
  font-size: 0.5em;
  text-align: center;
  width: 0;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}
.range__tick-text {
  transform: translateX(-50%);
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #2e3138;
    --fg: #e3e4e8;
    --bs1: #3c4049;
    --bs2: #202227;
    --tick: #c7cad1;
  }
}

window.addEventListener("DOMContentLoaded",() => {
  let range1 = new NeumorphicRange({
      element: "#range1",
      tick: 1
    }),
    range2 = new NeumorphicRange({
      element: "#range2",
      tick: 4
    }),
    range3 = new NeumorphicRange({
      element:"#range3",
      tick: 10
    });
});

class NeumorphicRange {
  constructor(args) {
    this.el = document.querySelector(args.element);
    this.min = +this.el.min || 0;
    this.max = +this.el.max || 100;
    this.step = +this.el.step || 1;
    this.tick = args.tick || this.step;
    this.addTicks();
  }
  addTicks() {
    // div to contain everything
    let wrap = document.createElement("div");
    wrap.className = "range";
    this.el.parentElement.insertBefore(wrap,this.el);
    wrap.appendChild(this.el);

    // div to contain the ticks
    let ticks = document.createElement("div");
    ticks.className = "range__ticks";
    wrap.appendChild(ticks);

    // draw the ticks
    for (let t = this.min; t <= this.max; t += this.tick) {
      // zero-width span to allow proper space between each tick
      let tick = document.createElement("span");
      tick.className = "range__tick";
      ticks.appendChild(tick);

      let tickText = document.createElement("span");
      tickText.className = "range__tick-text";
      tick.appendChild(tickText);
      tickText.textContent = t;
    }
  }
}