ionic-framework/core/src/components/alert/alert.scss

@import "./alert.vars";

// Alert
// --------------------------------------------------

:host {
  /**
   * @prop --background: Background of the alert
   *
   * @prop --min-width: Minimum width of the alert
   * @prop --width: Width of the alert
   * @prop --max-width: Maximum width of the alert
   *
   * @prop --min-height: Minimum height of the alert
   * @prop --height: Height of the alert
   * @prop --max-height: Maximum height of the alert
   *
   * @prop --backdrop-opacity: Opacity of the backdrop
   */
  --min-width: #{$alert-min-width};
  --width: auto;
  --min-height: auto;
  --height: auto;
  --max-height: #{$alert-max-height};

  @include font-smoothing();
  @include position(0, 0, 0, 0);

  display: flex;
  position: absolute;

  align-items: center;
  justify-content: center;

  outline: none;

  font-family: $font-family-base;

  contain: strict;
  touch-action: none;
  user-select: none;
  z-index: $z-index-overlay;
}

:host(.overlay-hidden) {
  display: none;
}

:host(.alert-top) {
  @include padding(50px, null, null, null);

  align-items: flex-start;
}

.alert-wrapper {
  display: flex;

  flex-direction: column;

  width: var(--width);
  min-width: var(--min-width);
  max-width: var(--max-width);

  height: var(--height);
  min-height: var(--min-height);
  max-height: var(--max-height);

  background: var(--background);

  contain: content;
  opacity: 0;
  z-index: $z-index-overlay-wrapper;
}

.alert-title {
  @include margin(0);
  @include padding(0);
}

.alert-sub-title {
  @include margin(5px, 0, 0);
  @include padding(0);

  font-weight: normal;
}

.alert-message {
  box-sizing: border-box;
  -webkit-overflow-scrolling: touch;
  overflow-y: auto;
  overscroll-behavior-y: contain;
}

.alert-checkbox-label,
.alert-radio-label {
  /**
   * This allows long words to wrap to the next line
   * instead of flowing outside of the container.
   *
   * The "anywhere" keyword should be used instead
   * of the "break-word" keyword since the parent
   * container is using flexbox. Flex relies on min-content and
   * max-content intrinsic sizes to structure the layout. Flex will
   * wrap content only until it reaches its min-content intrinsic size
   * which in this case is equal to the longest word in this container.
   * "break-word" does not shrink the min-content intrinsic size
   * of the flex item which causes the long word to still overflow.
   * "anywhere" on the other hand does shrink the min-content
   * intrinsic size which allows the long word to wrap to the next line.
   */
  overflow-wrap: anywhere;
}

/**
  * Scrollbars on mobile devices will be hidden.
  * Users can still scroll the content by swiping.
  * If a user has a fine pointing device, such as a
  * mouse or trackpad, then scrollbars will be
  * visible. This allows users to scroll the
  * content with their pointing device.
  * Otherwise, the user would have to use the
  * keyboard to navigate through the options.
  * This may not be intuitive for users who
  * are not familiar with keyboard navigation.
  */
@media (any-pointer: coarse) {
  .alert-checkbox-group::-webkit-scrollbar,
  .alert-radio-group::-webkit-scrollbar,
  .alert-message::-webkit-scrollbar {
    display: none;
  }
}

.alert-input {
  @include padding(10px, 0);

  width: 100%;

  border: 0;

  background: inherit;

  font: inherit;
  box-sizing: border-box;
}

.alert-button-group {
  display: flex;

  flex-direction: row;

  width: 100%;
}

.alert-button-group-vertical {
  flex-direction: column;
  flex-wrap: nowrap;
}

.alert-button {
  @include margin(0);

  display: block;

  border: 0;

  font-size: $alert-button-font-size;

  line-height: $alert-button-line-height;

  z-index: 0;
}

.alert-button.ion-focused,
.alert-tappable.ion-focused {
  background: $background-color-step-100;
}

.alert-button-inner {
  display: flex;

  flex-flow: row nowrap;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;

  width: 100%;
  height: 100%;

  min-height: inherit;
}


// Alert Button: Disabled
// --------------------------------------------------
.alert-input-disabled,
.alert-checkbox-button-disabled .alert-button-inner,
.alert-radio-button-disabled .alert-button-inner {
  cursor: default;
  opacity: .5;
  pointer-events: none;
}

.alert-tappable {
  @include margin(0);
  @include padding(0);

  display: flex;

  width: 100%;

  border: 0;

  background: transparent;

  font-size: inherit;

  line-height: initial;

  text-align: start;
  appearance: none;

  contain: content;
}

.alert-button,
.alert-checkbox,
.alert-input,
.alert-radio {
  outline: none;
}

.alert-radio-icon,
.alert-checkbox-icon,
.alert-checkbox-inner {
  box-sizing: border-box;
}

textarea.alert-input {
  min-height: $alert-input-min-height;
  resize: none;
}