foundry/Data/modules/token-variants/templates/tokenHUDClientSettings.html

<form>
  <div class="form-group">
    <label>{{localize "token-variants.settings.token-hud.window.enable-token-hud.Name"}}</label>
    <div class="form-fields">
      <input type="checkbox" name="enableSideMenu" data-dtype="Boolean" {{#if enableSideMenu}}checked{{/if}}>
    </div>
    <p class="notes">
      {{localize "token-variants.settings.token-hud.window.enable-token-hud.Hint"}}
    </p>
  </div>

  <div class="form-group">
    <label>{{localize "token-variants.settings.token-hud.window.display-as-image.Name"}}</label>
    <div class="form-fields">
      <input type="checkbox" name="displayAsImage" data-dtype="Boolean" {{#if displayAsImage}}checked{{/if}}>
    </div>
    <p class="notes">
      {{localize "token-variants.settings.token-hud.window.display-as-image.Hint"}}
    </p>
  </div>

  <div class="form-group">
    <label>{{localize "token-variants.settings.token-hud.window.image-opacity.Name"}}</label>
    <div class="form-fields">
      <input
        type="range"
        name="imageOpacity"
        data-dtype="Number"
        value="{{imageOpacity}}"
        min="0"
        max="100"
        step="1"
      />
    </div>
    <p class="notes">{{localize "token-variants.settings.token-hud.window.image-opacity.Hint"}}</p>
  </div>

  <div class="button-container">
    <button type="submit">
      <i class="far fa-save"></i>{{localize "token-variants.common.apply"}}
    </button>
  </div>
</form>