css-pseudo-class-disable-enable
RUN
<!DOCTYPE html> <html> <head> <style> input:enabled { background: red; color: yellow; } input:disabled { background: gray; } </style> </head> <body> <form action=""> Tên: <input type="text" value="Ly"><br> Họ: <input type="text" value="Ngô"><br> Công ty: <input type="text" disabled="disabled" value="Tin học"> </form> </body> </html>
PHÓNG TO