onsenui/css/css-components-src/components/tabbar.css

HTML5 Mobile Framework & UI Components

:root {
  --tabbar-button-color: var(--tabbar-text-color); /* Text color */
  --tabbar-active-color: var(--tabbar-highlight-text-color); /* Text color active */
  --material-tabbar-current-color: var(--material-tabbar-highlight-text-color);
  --tabbar-active-border-top: none;
  --tabbar-focus-border-top: none;
  --tabbar-height: 49px;
  --tabbar-button-line-height: 49px;
  --tabbar-button-border: none;
  --tabbar-active-box-shadow: none;
  --tabbar-button-focus-box-shadow: none;
  --tabbar-border-top: 1px solid var(--tabbar-border-color);
}

/*~
  name: Icon Tabbar
  category: Tabbar
  elements: ons-tabbar ons-tab
  markup: |
    <!-- Prerequisite=This example use ionicons(http://ionicons.com) to display icons. -->
    <div class="tabbar">
      <label class="tabbar__item">
        <input type="radio" name="tabbar-a" checked="checked">
        <button class="tabbar__button">
          <i class="tabbar__icon ion-ios-square"></i>
          <div class="tabbar__label">One</div>
        </button>
      </label>

      <label class="tabbar__item">
        <input type="radio" name="tabbar-a">
        <button class="tabbar__button">
          <i class="tabbar__icon ion-ios-radio-button-on"></i>
          <div class="tabbar__label">Two</div>
        </button>
      </label>

      <label class="tabbar__item">
        <input type="radio" name="tabbar-a">
        <button class="tabbar__button">
          <i class="tabbar__icon ion-ios-star"></i>
          <div class="tabbar__label">Three</div>
        </button>
      </label>
    </div>
*/

/*~
  name: Tabbar
  category: Tabbar
  elements: ons-tabbar ons-tab
  markup: |
    <div class="tabbar">
      <label class="tabbar__item">
        <input type="radio" name="tabbar-c" checked="checked">
        <button class="tabbar__button">
          <div class="tabbar__label">One</div>
        </button>
      </label>

      <label class="tabbar__item">
        <input type="radio" name="tabbar-c">
        <button class="tabbar__button">
          <div class="tabbar__label">Two</div>
        </button>
      </label>

      <label class="tabbar__item">
        <input type="radio" name="tabbar-c">
        <button class="tabbar__button">
          <div class="tabbar__label">Three</div>
        </button>
      </label>
    </div>
*/

.tabbar {

  /* mixin: reset-font */
  font-family: -apple-system, 'Helvetica Neue', 'Helvetica', 'Arial', 'Lucida Grande', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: var(--font-weight);

  display: flex;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  white-space: nowrap;
  margin: 0;
  padding: 0;
  height: var(--tabbar-height);
  background-color: var(--tabbar-background-color);
  border-top: var(--tabbar-border-top);
  width: 100%;
}

/* @media (--retina-query) */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi), (min-resolution: 2dppx) {
  .tabbar {
    border-top: none;
    background-size: 100% 1px;
    background-repeat: no-repeat;
    background-position: top;
    background-image: linear-gradient(180deg, var(--tabbar-border-color), var(--tabbar-border-color) 50%, transparent 50%);
  }
}

.tabbar__item {
  /* mixin: reset-font */
  font-family: -apple-system, 'Helvetica Neue', 'Helvetica', 'Arial', 'Lucida Grande', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: var(--font-weight);

  /* mixin: hide-input-parent */
  position: relative;

  flex-grow: 1;
  flex-basis: 0;
  width: auto;
  border-radius: 0;
}

.tabbar__item > input {
  /* mixin: hide-input */
  position: absolute;
  right: 0;
  top: 0;
  left: 0;
  bottom: 0;
  padding: 0;
  border: 0;
  background-color: transparent;
  z-index: 1;
  vertical-align: top;
  outline: none;
  width: 100%;
  height: 100%;
  margin: 0;
  appearance: none;
}

.tabbar__button {
  /* mixin: reset-font */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  /* mixin: reset-box-model */
  box-sizing: border-box;

  /* mixin: reset-base */
  margin: 0;
  font: inherit;
  background: transparent;
  border: none;

  /* mixin: reset-cursor */
  cursor: default;
  user-select: none;

  /* mixin: ellipsis */
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;

  position: relative;
  display: inline-block;
  text-decoration: none;
  padding: 0;
  height: var(--tabbar-button-line-height);
  letter-spacing: 0;
  color: var(--tabbar-button-color);
  vertical-align: top;
  background-color: transparent;
  border-top: var(--tabbar-button-border);
  width: 100%;
  font-weight: var(--font-weight);
  line-height: var(--tabbar-button-line-height);
}

/* @media (--retina-query) */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi), (min-resolution: 2dppx) {
  .tabbar__button {
    border-top: none;
  }
}

.tabbar__icon {
  font-size: 24px;
  padding: 0;
  margin: 0;
  line-height: 26px;
  display: block !important; /* stylelint-disable-line declaration-no-important */
  height: 28px;
}

.tabbar__label {

  /* mixin: reset-font */
  font-family: -apple-system, 'Helvetica Neue', 'Helvetica', 'Arial', 'Lucida Grande', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: var(--font-weight);

  display: inline-block;
}

.tabbar__badge.notification {
  vertical-align: text-bottom;
  top: -1px;
  margin-left: 5px;
  z-index: 10;
  font-size: 12px;
  height: 16px;
  min-width: 16px;
  line-height: 16px;
  border-radius: 8px;
}

.tabbar__icon ~ .tabbar__badge.notification {
  position: absolute;
  top: 5px;
  margin-left: 0;
}

.tabbar__icon + .tabbar__label {
  display: block;
  font-size: 10px;
  line-height: 1;
  margin: 0;
  font-weight: var(--font-weight);
}

.tabbar__label:first-child {
  font-size: 16px;
  line-height: var(--tabbar-button-line-height);
  margin: 0;
  padding: 0;
}

:checked + .tabbar__button {
  color: var(--tabbar-active-color);
  background-color: transparent;
  box-shadow: var(--tabbar-active-box-shadow);
  border-top: var(--tabbar-active-border-top);
}

.tabbar__button:disabled {
  /* mixin: disabled */
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
}

.tabbar__button:focus {
  z-index: 1;
  border-top: var(--tabbar-focus-border-top);
  box-shadow: var(--tabbar-button-focus-box-shadow);
  outline: 0;
}

.tabbar__content {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: var(--tabbar-height);
  z-index: 0;
}

.tabbar--autogrow .tabbar__item {
  flex-basis: auto;
}

/*~
  name: Icon Only Tabbar
  category: Tabbar
  elements: ons-tabbar ons-tab
  markup: |
    <!-- Prerequisite=This example use ionicons(http://ionicons.com) to display icons. -->
    <div class="tabbar">
      <label class="tabbar__item">
        <input type="radio" name="tabbar-b" checked="checked">
        <button class="tabbar__button">
          <i class="tabbar__icon ion-ios-square"></i>
        </button>
      </label>

      <label class="tabbar__item">
        <input type="radio" name="tabbar-b">
        <button class="tabbar__button">
          <i class="tabbar__icon ion-ios-radio-button-on"></i>
        </button>
      </label>

      <label class="tabbar__item">
        <input type="radio" name="tabbar-b">
        <button class="tabbar__button">
          <i class="tabbar__icon ion-ios-star"></i>
        </button>
      </label>

    </div>
*/

/*~
  name: Top Tabbar
  category: Tabbar
  elements: ons-tabbar ons-tab
  markup: |
    <div class="tabbar tabbar--top">
      <label class="tabbar__item">
        <input type="radio" name="top-tabbar-a" checked="checked">
        <button class="tabbar__button">
          <i class="tabbar__icon ion-ios-square"></i>
        </button>
      </label>

      <label class="tabbar__item">
        <input type="radio" name="top-tabbar-a">
        <button class="tabbar__button">
          <i class="tabbar__icon ion-ios-radio-button-on"></i>
        </button>
      </label>

      <label class="tabbar__item">
        <input type="radio" name="top-tabbar-a">
        <button class="tabbar__button">
          <i class="tabbar__icon ion-ios-star"></i>
        </button>
      </label>
    </div>
*/

.tabbar--top {
  position: relative;
  top: 0;
  left: 0;
  right: 0;
  bottom: auto;
  border-top: none;
  border-bottom: var(--tabbar-border-top);
}

/* @media (--retina-query) */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi), (min-resolution: 2dppx) {
  .tabbar--top {
    border-bottom: none;
    background-size: 100% 1px;
    background-repeat: no-repeat;
    background-position: bottom;
    background-image: linear-gradient(0deg, var(--tabbar-border-color), var(--tabbar-border-color) 50%, transparent 50%);
  }
}

.tabbar--top__content {
  top: var(--tabbar-height);
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
}

/*~
  name: Bordered Top Tabbar
  category: Tabbar
  elements: ons-tabbar ons-tab
  markup: |
    <div class="tabbar tabbar--top tabbar--top-border">
      <label class="tabbar__item tabbar--top-border__item">
        <input type="radio" name="top-tabbar-b" checked="checked">
        <button class="tabbar__button tabbar--top-border__button">
          Home
        </button>
      </label>

      <label class="tabbar__item tabbar--top-border__item">
        <input type="radio" name="top-tabbar-b">
        <button class="tabbar__button tabbar--top-border__button">
          Comments
        </button>
      </label>

      <label class="tabbar__item tabbar--top-border__item">
        <input type="radio" name="top-tabbar-b">
        <button class="tabbar__button tabbar--top-border__button">
          Activity
        </button>
      </label>
    </div>
*/

/*~
  name: Material Tabbar
  category: Tabbar
  elements: ons-tabbar ons-tab
  markup: |
    <div class="tabbar tabbar--top tabbar--material">
      <label class="tabbar__item tabbar--material__item">
        <input type="radio" name="tabbar-material-a" checked="checked">
        <button class="tabbar__button tabbar--material__button">
          Music
        </button>
      </label>

      <label class="tabbar__item tabbar--material__item">
        <input type="radio" name="tabbar-material-a">
        <button class="tabbar__button tabbar--material__button">
          Movies
        </button>
      </label>

      <label class="tabbar__item tabbar--material__item">
        <input type="radio" name="tabbar-material-a">
        <button class="tabbar__button tabbar--material__button">
          Books
        </button>
      </label>

      <label class="tabbar__item tabbar--material__item">
        <input type="radio" name="tabbar-material-a">
        <button class="tabbar__button tabbar--material__button">
          Games
        </button>
      </label>

    </div>
*/

.tabbar--top-border__button {
  background-color: transparent;
  border-bottom: 4px solid transparent;
}

:checked + .tabbar--top-border__button {
  background-color: transparent;
  border-bottom: 4px solid var(--tabbar-active-color);
}

.tabbar__border {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 4px;
  background-color: var(--tabbar-active-color);
}

.tabbar--material {
  background: none;
  background-color: var(--material-tabbar-background-color);
  border-bottom-width: 0;
  box-shadow:
    0 4px 2px -2px rgba(0, 0, 0, 0.14),
    0 3px 5px -2px rgba(0, 0, 0, 0.12),
    0 5px 1px -4px rgba(0, 0, 0, 0.2);
}

.tabbar--material__button {
  background-color: transparent;
  color: var(--material-tabbar-text-color);
  text-transform: uppercase;
  font-size: 14px;

  /* mixin: material-font */
  font-family: 'Roboto', 'Noto', sans-serif;
  -webkit-font-smoothing: antialiased;
  font-weight: var(--material-font-weight);
}

.tabbar--material__button:after {
  content: '';
  display: block;
  width: 0;
  height: 2px;
  bottom: 0;
  position: absolute;
  margin-top: -2px;
  background-color: var(--material-tabbar-current-color);
}

:checked + .tabbar--material__button:after {
  width: 100%;
  transition: width 0.2s ease-in-out;
}

:checked + .tabbar--material__button {
  background-color: transparent;
  color: var(--material-tabbar-current-color);
}

.tabbar--material__item:not([ripple]):active {
  background-color: var(--material-tabbar-highlight-color);
}

.tabbar--material__border {
  height: 2px;
  background-color: var(--material-tabbar-current-color);
}

/*~
  name: Material Tabbar (Icon only)
  category: Tabbar
  elements: ons-tabbar ons-tab
  markup: |
    <div class="tabbar tabbar--top tabbar--material">
      <label class="tabbar__item tabbar--material__item">
        <input type="radio" name="tabbar-material-b" checked="checked">
        <button class="tabbar__button tabbar--material__button">
          <i class="tabbar__icon tabbar--material__icon zmdi zmdi-phone"></i>
        </button>
      </label>

      <label class="tabbar__item tabbar--material__item">
        <input type="radio" name="tabbar-material-b">
        <button class="tabbar__button tabbar--material__button">
          <i class="tabbar__icon tabbar--material__icon zmdi zmdi-favorite"></i>
        </button>
      </label>

      <label class="tabbar__item tabbar--material__item">
        <input type="radio" name="tabbar-material-b">
        <button class="tabbar__button tabbar--material__button">
          <i class="tabbar__icon tabbar--material__icon zmdi zmdi-pin-account"></i>
        </button>
      </label>
    </div>
*/

.tabbar--material__icon {
  font-size: 22px !important; /* stylelint-disable-line declaration-no-important */
  line-height: 36px;
}

/*~
  name: Material Tabbar (Icon and Label)
  category: Tabbar
  elements: ons-tabbar ons-tab
  markup: |
    <div class="tabbar tabbar--top tabbar--material">
      <label class="tabbar__item tabbar--material__item">
        <input type="radio" name="tabbar-material-c" checked="checked">
        <button class="tabbar__button tabbar--material__button">
          <i class="tabbar__icon tabbar--material__icon zmdi zmdi-phone"></i>
          <div class="tabbar__label tabbar--material__label">Call</div>
        </button>
      </label>

      <label class="tabbar__item tabbar--material__item">
        <input type="radio" name="tabbar-material-c">
        <button class="tabbar__button tabbar--material__button">
          <i class="tabbar__icon tabbar--material__icon zmdi zmdi-favorite"></i>
          <div class="tabbar__label tabbar--material__label">Favorites</div>
        </button>
      </label>

      <label class="tabbar__item tabbar--material__item">
        <input type="radio" name="tabbar-material-c">
        <button class="tabbar__button tabbar--material__button">
          <i class="tabbar__icon tabbar--material__icon zmdi zmdi-delete"></i>
          <div class="tabbar__label tabbar--material__label">Delete</div>
        </button>
      </label>
    </div>
*/

.tabbar--material__label {
  /* mixin: material-font */
  font-family: 'Roboto', 'Noto', sans-serif;
  -webkit-font-smoothing: antialiased;
  font-weight: var(--material-font-weight);
}

.tabbar--material__label:first-child {
  /* mixin: material-font */
  font-family: 'Roboto', 'Noto', sans-serif;
  -webkit-font-smoothing: antialiased;

  letter-spacing: 0.015em;
  font-weight: 500;
  font-size: 14px;
}

.tabbar--material__icon + .tabbar--material__label {
  font-size: 10px;
}