.i-rafters span{display:block;margin-bottom:-20px;animation:animate-rafters 2s infinite}.i-rafters span:nth-child(2){animation-delay:-.2s}.i-rafters span:nth-child(3){animation-delay:-.4s}@keyframes animate-rafters{0%{opacity:0;transform:translateX(-20px)}50%{opacity:1}to{opacity:0;transform:translateX(20px)}}.words-rotate{position:relative;display:inline-block;vertical-align:bottom}.words-rotate span{position:absolute;left:0;top:0;opacity:0;transform:translateY(50%)}.words-rotate:before{content:attr(data-longest);visibility:hidden;display:inline-block;white-space:nowrap}