Php-how to define a Data style in a loop

! [CSDN mobile Q & A] [1] [1]: img.bbs.csdn.netupload201306191371602583_831141.png. to create an effect similar to the metro style, you must define a style for the data in the code, I am using an open-source program. the template directly uses loop to output loop results. how can I define a style for the data in the loop? Or you can output a piece of data in the loop separately. please help. thank you. Phploop

I want to make such an effect similar to the metro style. in the code, I need to define the style for the data separately. I am using an open-source program, and the template directly uses loop to output the loop results, how can I define a style for the data in the loop separately? Or you can output a piece of data in the loop separately. please help. thank you.