408737-1.html (237B)
1 <html> 2 <head><style> 3 #colset { column-count: 1; } 4 #short { height: 0px; } 5 #tall { height: 10000px; } 6 </style></head> 7 <body> 8 <div id="colset"> 9 <div id="short"> 10 <div id="tall"></div> 11 </div> 12 </div> 13 </body> 14 </html>