p.sample {height:50px; background-color:#00ff00; font-weight:bold; position:relative }
span.sample1 {color:#ff0000; position:static; top:10px; left:10px }
span.sample2 {color:#ff0000; position:relative; left:100px }
span.sample3 {color:#ff0000; position:absolute; top:10px; left:10px }
span.sample4 {color:#ff0000; position:fixed; top:10px; left:10px }

span.st_a {position:relative; top:20px }
span.st_b {position:relative; top:120px }
span.st_c {position:relative; top:220px }

span.st_1 {position:relative; left:20px }
span.st_2 {position:relative; left:120px }
span.st_3 {position:relative; left:220px }