body {
  font-family: Arial, sans-serif;
  background-color: #f2f2f2;
  margin: 0;
  padding: 0px;
}

.container {
  background-color: #ffffff;
  width: 300px;
  margin: 100px auto;
  padding: 30px;
  border-radius: 0; 
  border: 2px solid #ccc;  
  text-align: center;
  align-items:center;
  margin-top: 20px;
}

.smallContainer {
  margin-top:20px;
}

#convertButton {
  background-color: #ccc; 
  color: black;          
  border: 2px solid #555; 
  border-radius: 0;   
  padding: 10px 20px; 
  margin-top: 20px;
  cursor: pointer;
}