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// MEDIA QUERIES
// ----------------------------------------------------------------------------
function displayIsBiggerThanBreakpoint(bp) {
  var displayWidth = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
  return displayWidth >= bp;
}

function isMobile() {
  return !displayIsBiggerThanBreakpoint(320);
}

function isMobileLandscapeAndUp() {
  return displayIsBiggerThanBreakpoint(320);
}

function isTabletAndUp() {
  return displayIsBiggerThanBreakpoint(480);
}

function isDesktopAndUp() {
  return displayIsBiggerThanBreakpoint(768);
}

function isWidescreenAndUp() {
  return displayIsBiggerThanBreakpoint(970);
}