#sky{background:#fff;height:160px;left:0;position:fixed;top:0;width:100%}#grass{position:fixed;left:0;bottom:0;width:100%;height:200px;background:#fff}#logo{height:70px;left:0;margin:0 auto;position:relative;top:25px;width:1000px}#goodline_logo{height:70px;left:0;margin:left auto;position:relative;top:-40px;width:100px}