body{margin:0;width:100vw;height:100dvh;justify-content:center;font-size:20px;font-family:Arial,Helvetica,sans-serif}body,form{display:flex;align-items:center}form{width:450px;flex-direction:column;background-color:whitesmoke;border-radius:18px;padding:20px}div.line{width:100%;display:flex;align-items:center;justify-content:right}input[type=button]{width:40px;height:40px;margin:8px;font-size:30px;border-radius:8px;border-width:1px}input[readonly]{width:40px;border:none;background-color:transparent;display:flex;text-align:center;justify-content:center;font-size:xx-large}div.prices{display:flex;justify-content:space-between}div.price{width:-moz-fit-content;width:fit-content}div.price,div.save{height:56px;display:flex;align-items:center}input[type=radio]{width:15px;height:15px}button{margin:8px;height:40px;width:150px;font-size:x-large;border-radius:8px;border-width:1px}