I was unable to reproduce your issue (i think) in Chrome. I added your original doctype to your latest simplified code, and saw no gap in latest Chrome on Mac.
However, I got a slight vertical scroll which, if I'm right, you don't want so I added this to the styles: *{box-sizing: border-box;} does that help? On Tue, Dec 26, 2017 at 8:58 AM, David Halliday <tetrah...@gmail.com> wrote: > Actually the style is in the head section. > > Removing the margin-bottom works on IE . in both Chrome + FF, > however, the black space appears and box "main" crosses box mainFrame. > > A simplified version with only 2 boxes (mainFrame + main) illustrates > the problem. I have added a light background to box "main" to make it > clearer, I think. > > Please note that the same basic design is needed on several pages. > The content of box "main" varies. Problem occurs with large content. > So I've added extra newline "<br>" at the bottom of "main" to > illustrate this. > > The simplified version is as follows (kept bottom-margin as before):- > <html><head> > > <style> > html,body{height:100%;text-align: center;background:BLACK;} > body{padding:0px;margin:0px; text-align: center;} > > .mainFrame{ > width: 1000px; > min-height:100%; > height: 100%; > background: white; > border: 5px solid #CCCCCC; > margin:auto; > } > html>body .mainFrame {width:994px; height:auto;} > > .main{ > position: relative; > top: 80px; > width:720px; > direction:rtl; > background: #C0C0C0; > margin-bottom: 15%; > } > html>body .main{top: 103px;margin-bottom: 20%;} > </style> > </head> > <body topmargin='0' leftmargin='0'> > <div class='mainFrame' align='center'> > > <div class='main'> > <a href='?action=1'>Option 1</a><br><br> > <a href='?action=2'>Option 2</a><br><br> > <a href='?action=3'>Option 3</a><br><br> > <a href='?action=4'>Option 4</a><br><br> > <a href='?action=5'>Option 5</a><br><br> > <a href='?action=6'>Option 6</a><br><br> > <a href='?action=7'>Option 7</a><br><br> > Extra Options<br><br><br> > <a href='?action=8'>Option 8</a><br><br> > <a href='?action=9'>Option 9</a><br><br> > <a href='?action=10'>Option 10</a><br><br> > <a href='?action=11'>Option 11</a><br><br> > <br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br> > </div> > </div> > </body></html> > > > > > On Tue, Dec 26, 2017 at 11:16 AM, Yolanda van Nieuwkoop > <yolanda.van.nieuwk...@gmail.com> wrote: > > Have you tried moving this style into the head section? > > (style is supposed to be included only on the head of the document. May > > interfere with rendering otherwise) > > > > Yolanda > > > > ~ May Peace Prevail on Earth > > > > > > > > > > Op 26 dec. 2017 06:23 schreef "Karl DeSaulniers" <k...@designdrumm.com>: > > > >> Have you tried removing the margin-bottom on a couple of your styles? > >> > >> Best, > >> Karl > ______________________________________________________________________ > css-discuss [css-d@css-discuss.org] > http://www.css-discuss.org/mailman/listinfo/css-d > List wiki/FAQ -- http://css-discuss.incutio.com/ > List policies -- http://css-discuss.org/policies.html > Supported by evolt.org -- http://www.evolt.org/help_support_evolt/ > -- Tom Livingston | Senior Front End Developer | Media Logic | ph: 518.456.3015x231 | fx: 518.456.4279 | medialogic.com #663399 ______________________________________________________________________ css-discuss [css-d@css-discuss.org] http://www.css-discuss.org/mailman/listinfo/css-d List wiki/FAQ -- http://css-discuss.incutio.com/ List policies -- http://css-discuss.org/policies.html Supported by evolt.org -- http://www.evolt.org/help_support_evolt/