.tether-element,
.tether-element *,
.tether-element :after,
.tether-element :before,
.tether-element:after,
.tether-element:before {
  box-sizing:border-box
}
.tether-element {
  position:absolute;
  display:none
}
.tether-element.tether-open {
  display:block
}