Css trainer-android Robot

<Span style = "font-family: Arial, Helvetica, sans-serif; font-size: 12px; background-color: rgb (255,255,255, I am not very familiar with front-end code. So I wrote some css trainer specially. I am also using android for two or three years. I just want to write a robot. The blog layout is wrong. You will be there, I don't know how to change it. </span>

 

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