<!DOCTYPE HTML> <html lang="en"> <head> <title>Bug 413982</title> <style type="text/css"> div.clearboth { clear: both; } div.floatdiv { float: left; } span.innerspan { white-space: nowrap; } </style> </head> <body> <div class="floatdiv"> This is <span class="innerspan"> the first line. </span> </div> <div class="clearboth">This is the second line.</div> </body> </html>