* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  background-color: #393a3af1;
  height: 100vh;
  text-align: center;
  color: #fff;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.box {
  position: absolute;
  background-color: #0f0f0f2d;
  top: 55%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 20px;
  border-radius: 5px;
}

button {
  margin: 5px;
  width: 50px;
  height: 50px;
  font-size: 20px;
  cursor: pointer;
  border: none;
  border-radius: 20%;
  /* border: 3px solid #aa7ea7; */
}

button:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 16px 0 rgba(0, 0, 0, 0.082),
    0 17px 50px 0 rgba(0, 0, 0, 0.067);
}

.numbers {
  color: #fff;
  background-color: #8a8a8a2d;
}

.symbols_top {
  color: #8c6c9c;
  background-color: #bbdef9;
}

.symbols_rigth {
  color: #fff;
  background-color: #8c6c9c;
}

.result {
  width: 110px;
  border-radius: 10px;
  background-color: #eb646b;
  color: #fff;
}

#result {
  background: transparent;
  border-radius: 30px;
  margin: 0;
}

.screen {
  background-color: #fff;
  height: 40px;
  font-size: 20px;
  color: #8c6c9c;
  font-weight: bold;
  margin: 10px;
  border-radius: 10px;
  display: flex;
  justify-content: end;
  align-items: center;
  padding: 10px;
}