/* body {
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 50vh;
  background-color: #f0f0f0;
} */
h1 {
  text-align: center;
  color: rgb(0, 0, 0);
  font-family: Arial, sans-serif;
  font-size: 2.5em;
  margin-top: 30px;
}

.bodyy {
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 50vh;
}

#calculator {
  background-color: rgb(63, 63, 63);
  padding: 20px;
  border-radius: 15px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
#display {
  width: 100%;
  height: 40px;
  text-align: right;
  font-size: 24px;
  margin-bottom: 10px;
}
.operator {
  background-color: rgb(255, 165, 0);
}
button {
  width: 60px;
  height: 60px;
  font-size: 24px;
  margin: 5px;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  background-color: rgb(112, 112, 112);
  color: white;
}
#keys {
  display: flex-wrap;
  background-color: rgb(65, 65, 65);
  margin-bottom: 10px;
}
.last-row {
  display: flex;
  justify-content: space-between;
  margin-right: 5px;
  margin-top: 10px;
}
button:hover {
  background-color: rgb(85, 85, 85);
}
.operator:hover {
  background-color: rgb(255, 140, 0);
}