body {
  font-family: Arial, sans-serif;
  text-align: center;
  margin-right:100px;
  margin-left: 100px;
  margin-top: 50px;
}

h1 {
  color: #333;
}

.form-group {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
}

label {
  margin-right: 10px;
}

#calculateBtn {
  padding: 10px 20px;
  background-color: #007bff;
  color: #fff;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
  margin-top: 10px;
}

#result {
  margin-top: 20px;
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 10px;
}
.tm-footer {
  padding: 25px 15px;
  margin-top: 40px;
}

.tm-footer a {
  color: #626364;
  text-decoration: none;
}

.tm-footer a:hover {
  color: #1A6692;
}