.quiz-option.selected{background:#97cc04;color:#fff;transform:scale(1.05)}.calc-button{background:#2c5f2d;color:#fff;border:none;border-radius:10px;padding:15px 30px;font-size:clamp(16px,2.5vw,18px);font-weight:600;cursor:pointer;transition:all .3s ease;margin-top:10px}.calc-button:hover{background:#97cc04;transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.2)}.flip-card.flipped{background:rgba(151,204,4,.9);color:#fff}.myth-item.revealed p{display:block;animation:fadeIn .5s ease}