render() {
      return html`
        <div class="form-field__group-one">${this._groupOneTemplate()}</div>
        <div class="form-field__group-two">${this._groupTwoTemplate()}</div>
      `;
    }
Default Render Result:
<div class="form-field__group-one">
  <div class="form-field__label">
    <slot name="label"></slot>
  </div>
  <small class="form-field__help-text">
    <slot name="help-text"></slot>
  </small>
</div>
<div class="form-field__group-two">
  <div class="input-group">
    <div class="input-group__before">
      <slot name="before"></slot>
    </div>
    <div class="input-group__container">
      <div class="input-group__prefix">
        <slot name="prefix"></slot>
      </div>
      <div class="input-group__input">
        <slot name="input"></slot>
      </div>
      <div class="input-group__suffix">
        <slot name="suffix"></slot>
      </div>
    </div>
    <div class="input-group__after">
      <slot name="after"></slot>
    </div>
  </div>
  <div class="form-field__feedback">
    <slot name="feedback"></slot>
  </div>
</div>