$sub-color: grey;
$main-color: black;

@mixin shrinkLabel {
  top: -10px;
  left: 60px;
  font-size: 12px;
  color: white;
}

.group {
  position: relative;
  margin-bottom: 10px;
  display: flex;
  justify-content: center;

  .form-input {
    background: none;
    background-color: rgb(51, 51, 51);
    color: #fff;
    font-size: 14px;
    padding: 10px 10px 10px 7px;
    display: block;
    width: 64.6%;
    border: none;
    border-radius: 3px;
    margin: 15px 0;

    &:focus {
      outline: none;
    }

    &:focus ~ .form-input-label {
      @include shrinkLabel();
    }
  }

  input[type="password"] {
    letter-spacing: 0.3em;
  }

  .form-input-label {
    color: #737373;
    opacity: 1;
    font-size: 16px;
    font-weight: normal;
    position: absolute;
    pointer-events: none;
    left: 70px;
    top: 25px;
    transition: 300ms ease all;

    &.shrink {
      @include shrinkLabel();
    }
  }
}