#budget-form{max-width:400px;margin:0 auto;padding:20px;border:1px solid #ddd;border-radius:8px;background-color:#fff;box-shadow:0 4px 8px rgb(0 0 0 / .1)}#budget-form label{display:block;font-weight:700;margin-bottom:8px}#income-input{width:calc(70% - 12px);padding:8px;margin-bottom:16px;border:1px solid #ccc;border-radius:4px;box-sizing:border-box}#calculate-button{width:calc(30% + 12px);padding:10px;margin-bottom:16px;border:none;border-radius:4px;background-color:#007bff;color:#fff;font-size:16px;cursor:pointer;text-align:center;box-sizing:border-box}.result-box{margin-top:20px;padding:15px;border:1px solid #007bff;border-radius:4px;background-color:#e9f7fe;text-align:left;display:none}.result{font-size:16px;color:#333}.result h3{margin-bottom:10px;font-size:18px;color:#007bff}.result div{margin-bottom:10px}.result strong{margin-right:6px;font-weight:700}