Show Output
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>Make Placeholder for Select Box</title> <style> select:invalid{ color: gray; } option{ color: black; } </style> </head> <body> <select required> <option value="" disabled selected hidden>Choose Gender...</option> <option>Male</option> <option>Female</option> </select> </body> </html>
