Dong text nay se khong co dau gach chan, boi vi thuoc tinh text-decoration co gia tri none.
Dong text dau tien nay se co dau gach chan ben duoi theo CSS rule ben tren. Cac dong text con lai van hien thi binh thuong (khong co dau gach chan). Day la vi du minh hoa cach su dung cua :first-line Pseduo Element de ap dung hieu ung dac biet cho dong text dau tien.