body{display:flex;justify-content:center;text-align:center;background-color:#18256e}.container{width:auto;border:1px solid none;border-radius:20px;box-shadow:0 0 25px #f67c14,0 0 50px #f67c14,0 0 100px #f67c14,0 0 280px #f67c14;padding:10px;text-align:center;margin-top:30%}.input{color:#fff;width:310px;padding:10px;margin:10px;background:none;border:none;border-bottom:1px solid #eaeaff;font-size:65px;text-align:right}.input::placeholder{color:#fff}button{width:60px;height:60px;margin:10px;border-radius:30px;color:#fff;background-color:#250e0e;cursor:pointer;font-weight:700;font-size:20px}button:hover{background-color:#f67c14;transition:.3s}.del-btn{text-align:center;color:#f67c14}.del-btn:hover{color:#fff;background-color:#f67c14}.clear-btn{color:#f67c14}.clear-btn:hover{color:#fff;background-color:#f67c14}.operator{color:#f67c14}.operator:hover{color:#250e0e;background-color:#f67c14}