.preps-calculator-wrapper{max-width:600px;margin:20px auto;padding:20px;border:1px solid #ddd;border-radius:8px;background:#f9f9f9}.preps-calculator-wrapper .form-group{margin-bottom:15px}.preps-calculator-wrapper label{display:block;margin-bottom:5px;font-weight:700}.preps-calculator-wrapper input,.preps-calculator-wrapper select{width:100%;padding:8px;border:1px solid #ccc;border-radius:4px}.preps-calculator-wrapper button{background:#007cba;color:#fff;padding:10px 20px;border:none;border-radius:4px;cursor:pointer}.preps-calculator-wrapper button:hover{background:#005a87}#calculation-result{margin-top:20px;padding:15px;border-radius:4px}.result-high{background:#d4edda;border:1px solid #c3e6cb;color:#155724}.result-medium{background:#fff3cd;border:1px solid #ffeaa7;color:#856404}.result-low{background:#f8d7da;border:1px solid #f5c6cb;color:#721c24}.chance-percentage{font-size:24px;font-weight:700;margin:10px 0}