.natours-form{
  &__group{

    &:not(:last-child){
      margin-bottom: 2rem;
    }

  }

  &__input{
    font-size: 1.5rem;
    padding: 1.5rem 2rem;
    border-radius: 2px;
    color: inherit;
    background-color: rgba($natours-color-white, 0.5);
    border:none;
    border-bottom: 3px solid transparent;
    width: 100%;
    display: block;
    transition: all .2s;
    backface-visibility: hidden;

    @include respond(tab-port){
      width: 100%;
    }

    &:focus{
      outline: none;
      box-shadow: 0 1rem 22rem rgba($natours-color-black, 0.1);
      border-bottom: 3px solid $natours-color-primary;
    }

    &:focus:invalid{
      border-bottom: 3px solid $natours-color-secondary-dark;
    }

    &::-webkit-input-placeholder{
      color: $natours-color-gray-dark-2;
    }

  }


  &__label{
    font-size: 1.2rem;
    font-weight: 700;
    margin-left: 2rem;
    margin-top: 0.7rem;
    display: block;
    transition: all .3s;

  }

  &__input:placeholder-shown + &__label{
    transform: translateY(-4rem);
    opacity: 0;
    visibility: hidden;
  }

  &__radio-group{
    width: 49%;
    display: inline-block;

    @include respond(tab-port){
      width: 100%;
      margin-bottom: 1.5rem;
    }
  }

  &__radio-input{
    opacity: 0;
  }

  &__radio-label{
    font-size: $natours-default-font-size;
    cursor: pointer;
    position: relative;
    padding-left: 5rem;
  }

  &__radio-button{
    height: 3rem;
    width: 3rem;
    border: 5px solid $natours-color-primary;
    border-radius: 50%;
    display: inline-block;
    position: absolute;
    top: -0.6rem;
    left: 0px;

    &::after{
      content:"";
      height: 1.3rem;
      width: 1.3rem;
      display: inline-block;
      border-radius: 50%;
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      background-color: $natours-color-primary;
      opacity: 0;
      transition: opacity .2s;

    }
  }

  &__radio-input:checked ~ &__radio-label &__radio-button::after{
    opacity: 1;
  }

}