1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
<!DOCTYPE html> <html> <head> <style type="text/css"> #separator { height: 20px; background-color: green; } #margin { height: 10px; } #float { height: 100px; width: 50px; margin-left: auto; background-color: blue; } </style> </head> <body> <div id="separator"></div> <div id="margin"></div> <div id="float"></div> </body> </html>