body{width:100%;height:100%;background-color:#000;overflow:hidden}.container{width:100%;height:100vh;display:flex;align-items:center;justify-content:center;background-color:#000}.calc{padding:25px;border-radius:20px;background-color:#1a1a1a;box-shadow:0 0 20px #0009;width:300px}.calc input[type=text]{width:277px;height:60px;font-size:24px;text-align:right;margin-bottom:20px;padding:10px;border-radius:10px;border:none;outline:none;background-color:#333;color:#fff;box-shadow:inset 0 0 5px #00000080;display:block}.calc__input{border:none;outline:none;width:65px;height:65px;font-size:20px;background-color:#444;margin:5px;border-radius:12px;color:#fff;font-weight:700;transition:all .2s ease;cursor:pointer}.calc__input:hover{background-color:#5a5aff;transform:scale(1.05)}.calc__input[value="+"],.calc__input[value="-"],.calc__input[value="*"],.calc__input[value="/"]{background-color:tomato}.calc__input[value=AC],.calc__input[value=DE]{background-color:#f44336}.calc div:last-child{display:flex;justify-content:space-between}.calc__input[value="="]{background-color:#00c853;color:#fff;flex:1;margin-left:5px}