.App{font-family:sans-serif;text-align:center}.calculator{border:1px solid orange;background-color:#fff;width:350px;border-radius:20px;margin:auto;min-width:100px;padding:10px}.buttons-container{display:flex;justify-content:center;flex-wrap:wrap}.button{width:85px;height:85px;min-width:25px;min-height:25px;margin:3px;font-size:30px;border:1px solid white;border-radius:40px;background-color:#b6b6b6}.display{background-color:#a1a1a1;border:1px solid white;border-radius:10px;width:325px;margin:10px;font-size:45px;text-align:center}.title{text-align:center;color:#fff;font-size:40px}:root{background-color:orange}