* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  /* width: 100vw; */
  height: 100vh;
  display: grid;
  place-items: center;
}
.card {
  width: 600px;
  padding: 30px;
  margin-inline: auto;
  border: 1px solid #e5e5e5;
  border-radius: 8px;

  h1 {
    margin-bottom: 20px;
  }
}

.field label {
  display: inline-block;
  margin-bottom: 10px;
}

.field__container {
  position: relative;
  margin-bottom: 1rem;
}
.field input {
  background-color: #f1f1f1;
  border-radius: 8px;
  padding: 1rem 1.5rem;
  border: none;
  width: 100%;
  outline-color: rgb(255, 143, 255);
  transition: background-color 0.4s ease-in-out;
}

.field__error {
  width: max-content;
  margin: 0;
  position: absolute;
  left: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%);
  background-color: tomato;
  color: #fff;
  border-radius: 8px;
  padding: 1rem 1.5rem;
  transition: opacity 0.4s ease-in-out;
  opacity: 0;
}

form button {
  border: none;
  font-weight: bold;
  border-radius: 8px;
  padding: 1rem 1.5rem;
  background-color: purple;
  color: #fff;
  width: 100%;
  outline-color: green;
}

.field:has(:invalid) {
  color: tomato;
}
.field:has(:invalid) input {
  background-color: rgb(252, 220, 215);
}

.field:has(:focus) input,
.field:has(:placeholder-shown) input {
  background-color: #f1f1f1;
}
.field:has(:focus),
.field:has(:placeholder-shown) {
  color: black;
}

.field:has(:invalid:not(:focus)) .field__error {
  opacity: 1;
}
.field:has(:focus) .field__error,
.field:has(:placeholder-shown:not(:focus)) .field__error {
  opacity: 0;
}