style.css

* {
  transition: all 0.3s linear, background-color 0.1s ease;
}

#body-form {
  min-height: 75%;
  max-width: 90%;
  margin-top: 5%;
}

.card-header {
  width: 110%;
  min-height: 50%;
  margin-top: -5%;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}

#content > label {
  width: calc(100% - 1rem);
  padding-left: 0.5rem;
}

.color-navigator {
  width: 1rem;
  height: 1rem;
}

.feedbacks > *:not(:first-child) {
  margin-top: 1rem;
}

.middle-x {
  margin-left: 50%;
  transform: translateX(-50%);
}

input[type="text"],
label {
  font-size: 1.2rem !important;
}

input[type="range"] {
  height: 0.5rem;
  cursor: pointer;
}

output {
  opacity: 0;
  min-width: 3rem;
  position: absolute;
  left: 0;
  bottom: 1.5rem;
  margin-left: -0.1rem;
  margin-top: 0.8rem;
}

output:before {
  content: "";
  border: 0.5rem solid transparent;
  border-top-color: var(--bs-primary);
  border-bottom: none;
  position: absolute;
  bottom: -0.5rem;
  left: 50%;
  transform: translateX(-50%);
}

input[type="range"]:hover ~ output {
  opacity: 1;
}

.landing-screen {
  text-align: center;
  --bs-code-color : var(--bs-black)
}