.flip-block-container{position:relative;perspective:1000px}.flip-block-front,.flip-block-back{position:absolute;top:0;left:0;width:100%;height:100%;backface-visibility:hidden;transition:transform 0.5s ease-in-out}.flip-block-back{transform:rotateY(180deg)}.flip-block-container:hover .flip-block-front{transform:rotateY(180deg)}.flip-block-container:hover .flip-block-back{transform:rotateY(0deg)}.btn-toggle-nav{display:inline-flex;background-color:#e8eef3;border-radius:25px;padding:5px;margin-bottom:30px}.btn-toggle{text-decoration:none;color:#555;background-color:transparent;padding:10px 25px;border-radius:20px;font-weight:600;transition:all 0.3s ease;-webkit-transition:all 0.3s ease}.btn-toggle.active{background-color:#fff;color:#2b87da;box-shadow:0 2px 10px rgba(0,0,0,0.1)}#yearly-tables{display:none}