App.css

body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
}

.calculator {
  width: 250px;
}

/* Rest of the CSS remains the same */


.calculator {
  width: 250px;
  margin: 0 auto;
}

.display {
  border: 1px solid #ccc;
  padding: 5px;
  text-align: right;
  margin-bottom: 10px;
}

.result {
  font-size: 20px;
  font-weight: bold;
  margin-top: 5px;
}

.buttons {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5px;
}

button[value="C"],
button[value="="] {
  grid-column: span 2;
}

button {
  width: 100%;
  height: 40px;
  background-color: #f0f0f0;
  border: 1px solid #ccc;
  cursor: pointer;
  font-size: 16px;
}

button:hover {
  background-color: #d0d0d0;
}

button:active {
  background-color: #ccc;
}