twbs--bootstrap/less/_utilities.less

//
// Utility classes
// --------------------------------------------------


// Floats
// -------------------------

.clearfix {
  .clearfix();
}
.center-block {
  .center-block();
}
.pull-right {
  float: right !important;
}
.pull-left {
  float: left !important;
}


// Inverse
.inverse {
  color: @gray-lighter;
  background-color: @gray-dark;
}

// Spacing
.p-a {
  padding: @spacer;
}
.p-h {
  padding-left: @spacer;
  padding-right: @spacer;
}
.p-v {
  padding-top: @spacer;
  padding-bottom: @spacer;
}

// Positioning
.pos-f-t {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: @zindex-navbar-fixed;
}


// Toggling content
// -------------------------

.show {
  display: block !important;
}
.invisible {
  visibility: hidden;
}
.text-hide {
  .text-hide();
}


// Hide from screenreaders and browsers
//
// Credit: HTML5 Boilerplate

.hidden {
  display: none !important;
  visibility: hidden !important;
}


// For Affix plugin
// -------------------------

.affix {
  position: fixed;
}