block-clear-7efgh-left-ref2.html (455B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <style type="text/css"> 5 .separator { 6 height: 20px; 7 background-color: green; 8 } 9 #parent { 10 background-color: lime; 11 } 12 #float { 13 width: 100px; height: 100px; 14 margin-right: auto; 15 background-color: blue; 16 } 17 #margin-bottom { 18 margin-bottom: 50px; 19 } 20 </style> 21 </head> 22 <body> 23 <div class="separator"></div> 24 <div id="parent"> 25 <div id="float"></div> 26 </div> 27 <div id="margin-bottom"></div> 28 <div class="separator"></div> 29 </body> 30 </html>