body {
  display: flex;
  justify-content: center;
}

#shapes {
  position: fixed;
  top: -50vh;
  left: -50vw;
  width: 200vw;
  height: 200vh;
  display: grid;
  grid-template-columns: repeat(50, 1fr);
  grid-template-rows: repeat(40, 1fr);
  grid-auto-flow: dense;
}

.shape {
  mix-blend-mode: var(--mix-blend-mode);
  background: var(--background);
}

#settings {
  position: fixed;
  top: 40px;
  right: 60px;
  font-size: 20px;
  z-index: 100;
}

.setting {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 15px;
}

select,
input[type='range'] {
  width: 165px;
}

select {
  padding: 8px 25px 8px 16px;
  border-radius: 100px;
  border: solid 1.5px black;
  font-size: 20px;
  margin-left: 15px;
}

label {
  color: white;
}

button#generate {
  position: fixed;
  bottom: 60px;
}

input[type='range'] {
  appearance: none;
  background: none;
}

input[type='range']::-webkit-slider-thumb {
  appearance: none;
  height: 10px;
  width: 10px;
  background: black;
  cursor: pointer;
  border-radius: 50px;
}

input[type='range']::-webkit-slider-runnable-track {
  background: white;
  border-radius: 50px;
  border: solid 2px white;
  outline: 1.5px solid black;
  height: 14px;
}