style.css

@import url("https://fonts.googleapis.com/css2?family=Heebo&family=Roboto+Condensed:wght@700&display=swap");

body {
  background-color: rgb(63, 63, 63);
}

h1 {
  font-family: "Roboto Condensed", sans-serif;
  text-align: center;
  font-size: 4rem;
  letter-spacing: 1.5px;
  color: #f0f0f0;
  margin-bottom: 2em;
}

.converter {
  text-align: center;
  font-size: 1.5rem;
  font-family: "Heebo", sans-serif;
}

label {
  font-size: 0.9em;
  font-weight: bold;
  color: #f0f0f0;
  transition: color 0.3s cubic-bezier(0.25, 0.01, 0.25, 1) 0s;
}

input {
  margin-bottom: 2em;
  margin-left: 0.5em;
  max-width: 190px;
  height: 30px;
  background-color: #f0f0f0;
  border-radius: 0.5rem;
  padding: 0 1rem;
  border: 3px solid transparent;
  font-size: 0.6em;
  transition: border-color 0.3s cubic-bezier(0.25, 0.01, 0.25, 1) 0s,
    color 0.3s cubic-bezier(0.25, 0.01, 0.25, 1) 0s,
    background 0.2s cubic-bezier(0.25, 0.01, 0.25, 1) 0s;
}

input:hover,
input:focus {
  outline: none;
  border-color: #e5d283;
}

.wrapper {
  margin-inline: auto;
  left: 0;
  right: 0;
  text-align: center;
  width: 15em;
  height: 36px;
  background-color: #f0f0f0;
  border: 2px solid black;
  border-radius: 34px;
  display: flex;
  flex-direction: row;
  box-shadow: 4px 4px #e5d283;
}

.scales {
  width: 118px;
  height: 28px;
  position: relative;
  top: 2px;
  left: 2px;
}

.scale_input {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  opacity: 0;
  cursor: pointer;
}

.btn {
  width: 90%;
  height: 100%;
  background-color: #f0f0f0;
  border-radius: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.scale_input.first:checked + .btn {
  background-color: #e5d283;
}

#to {
  display: block;
  color: #f0f0f0;
  margin-block: 0.5em;
  font-family: "Heebo", sans-serif;
}

.scale_input.second:checked + .btn {
  background-color: #e5d283;
}

#convert {
  margin-top: 2em;
  background: #e5d283;
  padding: 0.6em 3.3em;
  font-weight: 900;
  font-size: 1rem;
  border: 3px solid black;
  border-radius: 0.4em;
  box-shadow: 0.1em 0.1em;
  cursor: pointer;
}

#convert:hover {
  transform: translate(-0.05em, -0.05em);
  box-shadow: 0.15em 0.15em;
}

#convert:active {
  transform: translate(0.05em, 0.05em);
  box-shadow: 0.05em 0.05em;
}

#result {
  color: #f0f0f0;
}