.calculator-container{background-image:url('../images/calculatorhindibackground.jpg');background-size:cover;background-position:center;background-repeat:no-repeat;padding:30px;border-radius:15px;box-shadow:0 4px 20px rgba(0,0,0,.2);max-width:600px;margin:50px auto}.calculator-container h2{text-align:center;color:#333;margin-bottom:20px}.form-group{display:flex;flex-wrap:wrap;justify-content:space-between;gap:15px;margin-bottom:15px}.form-group label{flex:100%;font-size:14px;margin-bottom:5px;color:#555}.form-group input,.form-group select{flex:48%;padding:10px;border:1px solid #ccc;border-radius:5px;font-size:14px;outline:0;transition:border .3s}.form-group input:focus,.form-group select:focus{border-color:#007bff}button{width:100%;padding:12px;background-color:#007bff;color:#fff;border:none;border-radius:5px;cursor:pointer;font-size:16px;margin-top:10px;transition:background-color .3s}button:hover{background-color:#0056b3}.result{margin-top:27px;font-size:24px;text-align:center;color:#fff;line-height:2;background-color:#876253;border-radius:10px}.graph-container{margin-top:30px;background:#f9f9f9;padding:20px;border-radius:10px;box-shadow:0 2px 8px rgba(0,0,0,.1);max-width:100%;height:auto}#chartCanvas{width:100%!important;height:300px!important}