#pe-ratio-calculator{max-width:400px;margin:0 auto;font-family:Arial,sans-serif;border:1px solid #ddd;padding:20px;border-radius:10px;box-shadow:0 0 10px rgb(0 0 0 / .1)}#pe-ratio-calculator label{display:block;margin-bottom:10px;font-weight:700;color:#333}#pe-ratio-calculator input[type=number]{width:calc(100% - 20px);padding:10px;margin-bottom:20px;border:1px solid #ccc;border-radius:5px;box-sizing:border-box}#pe-ratio-calculator button{display:inline-block;padding:10px 20px;background-color:#4caf50;color:#fff;border:none;border-radius:5px;cursor:pointer;font-size:16px;font-weight:700}#pe-ratio-calculator button:hover{background-color:#45a049}#result-box{display:none;border:1px solid #4caf50;background-color:#f9f9f9;padding:20px;border-radius:10px;margin-top:20px;box-shadow:0 0 10px rgb(0 0 0 / .1)}#result-box label{font-weight:700;color:#333}#result-box span{font-size:18px;color:#4caf50;display:block;margin-top:10px}