/**
 * For anything you want to hide on page load when JS is enabled, so
 * that you can use the JS to control visibility and avoid flicker.
 */
html.js .js-hide {
  display: none;
}

/**
 * Hide elements from all users.
 *
 * Used for elements which should not be immediately displayed to any user. An
 * example would be a collapsible fieldset that will be expanded with a click
 * from a user. The effect of this class can be toggled with the jQuery show()
 * and hide() functions.
 */
.element-hidden {
  display: none;
}

/**
 * Hide elements visually, but keep them available for screen-readers.
 *
 * Used for information required for screen-reader users to understand and use
 * the site where visual display is undesirable. Information provided in this
 * manner should be kept concise, to avoid unnecessary burden on the user.
 * "!important" is used to prevent unintentional overrides.
 */
.element-invisible {
  position: absolute !important;
  clip: rect(1px 1px 1px 1px); /* IE6, IE7 */
  clip: rect(1px, 1px, 1px, 1px);
}

/**
 * The .element-focusable class extends the .element-invisible class to allow
 * the element to be focusable when navigated to via the keyboard.
 */
.element-invisible.element-focusable:active,
.element-invisible.element-focusable:focus {
  position: static !important;
  clip: auto;
}