body {
  font-family: Arial, sans-serif;
  background-color: #f1c40f; /* Assam Theme Background Color */
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
}

.calculator {
  width: 100%;
  max-width: 400px;
  padding: 20px;
  background-color: #c0392b; /* Assam Theme Calculator Background Color */
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

input[type="text"] {
  width: 100%;
  margin-bottom: 10px;
  padding: 10px;
  border: 1px solid #e67e22; /* Assam Theme Text Input Border Color */
  border-radius: 5px;
  background-color: #e67e22; /* Assam Theme Text Input Background Color */
  color: #fff; /* Text Color */
}

input[type="button"] {
  width: 23%;
  margin: 1%;
  padding: 15px;
  font-size: 18px;
  border: 1px solid #e67e22; /* Assam Theme Button Border Color */
  border-radius: 5px;
  background-color: #e67e22; /* Assam Theme Button Background Color */
  color: #fff; /* Text Color */
  cursor: pointer;
  transition: background-color 0.3s;
}

input[type="button"]:hover {
  background-color: #d35400; /* Assam Theme Button Hover Color */
}

#result {
  font-size: 24px;
  text-align: right;
  border: 1px solid #e67e22; /* Assam Theme Result Border Color */
  border-radius: 5px;
  padding: 10px;
  background-color: #e67e22; /* Assam Theme Result Background Color */
  color: #fff; /* Text Color */
}

@media (max-width: 600px) {
  input[type="button"] {
    width: 30%;
    margin: 1%;
    padding: 12px;
    font-size: 16px;
  }
}