.imgtool{border-radius:25px;width:45px}label{display:block;margin:10px 0 5px}input,select{width:100%;padding:8px;margin-bottom:10px;border-radius:20px;border:1px solid #ccc}input.error,select.error{border:1px solid red;background-color:#ffe6e6}input.error:focus,select.error:focus{border-color:red;outline:none}button{padding:10px 20px;background-color:#4CAF50;color:#fff;border:none;cursor:pointer}button:hover{background-color:#45a049}.result{margin-top:20px;font-size:18px}.result.success{color:green}.result.error{color:red}input[type=number],select{border-radius:20px;padding:10px 15px;max-width:100%}.calculator{transition:transform 0.5s ease}.calculator:hover{transform:scale(1.04)}.calculator{background:#fff;padding:20px;border-radius:8px;box-shadow:0 0 10px rgb(0 0 0 / .1);width:95%;text-align:center}.p4{font-size:24px;font-weight:700;color:#fff;background-color:#3582C4;padding:10px;border-radius:5px;text-align:center}.tooltable{font-weight:700}.tooltip{position:relative;display:inline-block;cursor:pointer;color:blue}