.bieumau {
    background: #ffffff;
    padding: 25px 30px;
    width: 350px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    margin: 10px;
  }
  
  .bieumau label {
    font-weight: bold;
    color: #333;
    margin-top: 10px;
    margin-bottom: 10px;
  }
  
  .bieumau input[type="text"],
  .bieumau input[type="password"],
  .bieumau input[type="file"] {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    border: 1px solid #ccc;
    border-radius: 4px;
  }
  
  .bieumau input[type="radio"],
  .bieumau input[type="checkbox"] {
    margin-right: 5px;
    margin-top: 8px;
  }
  
  .bieumau button {
    padding: 8px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
  }
  
  .bieumau button[type="submit"] {
    background-color: #4caf50;
    color: white;
    margin-right: 10px;
  }
  
  .bieumau button[type="reset"] {
    background-color: #f44336;
    color: white;
  }
  
  .bieumau button:hover {
    opacity: 0.85;
  }
  
  .select_tinh{
    margin-right: 10px;
    margin-top: 8px;
  }
  
  
  .body_form {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
  }