<br> <style> <br> div { <br> width:100px; <br> } <br> #d1{ <br> float: left; <br> } <br> </head> <br> <div id="d1">float left</div> <br> <div id="d2"> ;/div> "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns= "http://www.w3.org/1999/xhtml"> <head> 新しいドキュメント </title> <style type="text/css"> <br>幅:100px; <br>高さ:100px; <br> #d1 { <br> float:left; <br> #d2 { <br> float:left; ;/style> <br> </head> <br> <div id="d1">float left</div> <br> <div id="d2"> < /body> <br> <br>