block-sibling-3.html (435B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <style type="text/css"> 5 #sibling1 { 6 height: 20px; 7 background-color: green; 8 margin-bottom: 10px; 9 } 10 #sibling2 { 11 display: none; 12 height: 20px; 13 background-color: green; 14 margin-top: 20px; 15 margin-bottom: 10px; 16 } 17 #sibling3 { 18 height: 20px; 19 background-color: green; 20 margin-top: 20px; 21 } 22 </style> 23 </head> 24 <body> 25 <div id="sibling1"></div> 26 <div id="sibling2"></div> 27 <div id="sibling3"></div> 28 </body> 29 </html>