.builder-sk-folding-cube{width:25px;height:25px;margin:10px;position:relative;transform:rotate(45deg)}.builder-sk-folding-cube .builder-sk-cube{float:left;width:50%;height:50%;position:relative;transform:scale(1.1)}.builder-sk-folding-cube .builder-sk-cube:before{content:"";transform-origin:100% 100%;background-color:#333;width:100%;height:100%;animation:2.4s linear infinite both builder-sk-foldCubeAngle;position:absolute;top:0;left:0}.builder-sk-folding-cube .builder-sk-cube2{transform:scale(1.1)rotate(90deg)}.builder-sk-folding-cube .builder-sk-cube3{transform:scale(1.1)rotate(180deg)}.builder-sk-folding-cube .builder-sk-cube4{transform:scale(1.1)rotate(270deg)}.builder-sk-folding-cube .builder-sk-cube2:before{animation-delay:.3s}.builder-sk-folding-cube .builder-sk-cube3:before{animation-delay:.6s}.builder-sk-folding-cube .builder-sk-cube4:before{animation-delay:.9s}@keyframes builder-sk-foldCubeAngle{0%,10%{opacity:0;transform:perspective(140px)rotateX(-180deg)}25%,75%{opacity:1;transform:perspective(140px)rotateX(0)}90%,to{opacity:0;transform:perspective(140px)rotateY(180deg)}}