.container {
  max-width: 500px;
  margin: 50px auto;
  background-color: #fff;
  padding: 20px;
  border-radius: 5px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.input-container {
  margin-bottom: 10px;
}

label {
  font-weight: bold;
  display: block;
}

input[type="number"] {
  width: 100%;
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
}

.button-container {
  display: flex;
  justify-content: center;
}

button {
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  font-size: 16px;
  cursor: pointer;
  margin: 0 10px;
}

#calculate-btn {
  background-color: green;
  color: #fff;
}

#reset-btn {
  background-color: red;
  color: #fff;
}

button:hover {
  opacity:0.8;
}