.sk-folding-cube{margin:20px auto;width:40px;height:40px;position:relative;transform:rotate(45deg)}.sk-folding-cube .sk-cube{float:left;width:50%;height:50%;position:relative;transform:scale(1.1)}.sk-folding-cube .sk-cube:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-color:#333;animation:sk-foldCubeAngle 2.4s linear infinite both;transform-origin:100% 100%}.sk-folding-cube .sk-cube2{transform:scale(1.1) rotate(90deg)}.sk-folding-cube .sk-cube3{transform:scale(1.1) rotate(180deg)}.sk-folding-cube .sk-cube4{transform:scale(1.1) rotate(270deg)}.sk-folding-cube .sk-cube2:before{animation-delay:.3s}.sk-folding-cube .sk-cube3:before{animation-delay:.6s}.sk-folding-cube .sk-cube4:before{animation-delay:.9s}@keyframes sk-foldCubeAngle{0%,10%{transform:perspective(140px) rotateX(-180deg);opacity:0}25%,75%{transform:perspective(140px) rotateX(0deg);opacity:1}90%,to{transform:perspective(140px) rotateY(180deg);opacity:0}}.sk-chase{width:40px;height:40px;position:relative;animation:sk-chase 2.5s linear infinite both}.sk-chase-dot{width:100%;height:100%;position:absolute;left:0;top:0;animation:sk-chase-dot 2s ease-in-out infinite both}.sk-chase-dot:before{content:"";display:block;width:25%;height:25%;background-color:#fff;border-radius:100%;animation:sk-chase-dot-before 2s ease-in-out infinite both}.sk-chase-dot:first-child{animation-delay:-1.1s}.sk-chase-dot:nth-child(2){animation-delay:-1s}.sk-chase-dot:nth-child(3){animation-delay:-.9s}.sk-chase-dot:nth-child(4){animation-delay:-.8s}.sk-chase-dot:nth-child(5){animation-delay:-.7s}.sk-chase-dot:nth-child(6){animation-delay:-.6s}.sk-chase-dot:first-child:before{animation-delay:-1.1s}.sk-chase-dot:nth-child(2):before{animation-delay:-1s}.sk-chase-dot:nth-child(3):before{animation-delay:-.9s}.sk-chase-dot:nth-child(4):before{animation-delay:-.8s}.sk-chase-dot:nth-child(5):before{animation-delay:-.7s}.sk-chase-dot:nth-child(6):before{animation-delay:-.6s}@keyframes sk-chase{to{transform:rotate(1turn)}}@keyframes sk-chase-dot{80%,to{transform:rotate(1turn)}}@keyframes sk-chase-dot-before{50%{transform:scale(.4)}0%,to{transform:scale(1)}}