.fc-fertility-calculator{max-width:500px;width:100%;margin:20px auto;padding:20px;border:1px solid #ddd;border-radius:5px;background-color:#f9f9f9;box-sizing:border-box}.fc-fertility-calculator h3{text-align:center;color:#333;font-size:1.5em;margin-bottom:20px}.fc-form-group{margin-bottom:15px}.fc-form-group label{display:block;margin-bottom:5px;font-weight:700}.fc-form-group input{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;font-size:16px;box-sizing:border-box}.fc-form-group small{display:block;color:#666;font-size:.8em;margin-top:5px}.fc-calculate-btn{width:100%;padding:10px;background-color:#eb004d;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:16px;transition:background-color 0.3s ease}.fc-calculate-btn:hover{background-color:#c80042;color:#fff}.fc-result-box{margin-top:20px;padding:15px;font-size:16px;line-height:1.5}@media screen and (max-width:600px){.fc-fertility-calculator{padding:15px}.fc-fertility-calculator h3{font-size:1.3em}.fc-form-group input,.fc-calculate-btn{font-size:14px;padding:8px}.fc-result-box{font-size:14px}}.fertilityCalculatorLink{display:inline-block;width:100%;height:40px;padding:5px 10px 10px 10px;background-color:#eb004d;color:#fff;text-transform:uppercase;text-align:center;text-decoration:none;border:none;border-radius:4px;cursor:pointer;line-height:30px;transition:background-color 0.3s ease}.fertilityCalculatorLink:hover{background-color:#c80042;color:#fff}