.fullScreenHeight { content: 'viewport-units-buggyfill; height: 100vh;'; }
.smallSliderHeight .slidedItem .port { content: 'viewport-units-buggyfill; height: 40vh;'; }
.mediumSliderHeight .slidedItem .port { content: 'viewport-units-buggyfill; height: 60vh;'; }
.largeSliderHeight .slidedItem .port { content: 'viewport-units-buggyfill; height: 100vh;'; }
.btAnimNavHolder { content: 'viewport-units-buggyfill; line-height: 100vh;'; }