I have taken parts of Jake B's CSS codefrom above and joined it with out our own Bugmonkey CSS code.
Fogbugz 7 default look (left) and the look after the redesign (right):
Screenshots here: http://img12.imageshack.us/img12/7561/fogbugz.png
/* some edited stuff from Jake B's code from http://fogbugz.stackexchange.com/questions/59/bugmonkey-scripts-post-them-here http://fogbugz.stackexchange.com/questions/59/bugmonkey-script-archive/60#60 */
a.vb{color: #0F5491 !important}
a.uvb{font-weight:bold !important}
#mainArea,#mainAreaContinued{font-size:10pt !important}
.changes{padding: 0 !important;padding-left:5px !important}
#idContainer{width: 90% !important}
#www-fogcreek-com-fogbugz,#mainArea{font-family:segoe ui,arial,sans-serif;}
.buttonbar {width: 100% !important}
div.bugShadowBottom {width: 100% !important; max-width: 79em;}
#bugviewContainer {width: 100% !important}
#bugviewContainer .top .idTitleProjectAndArea {margin-left:13.5em !important}
#bugviewContainer .bugevents {margin-left:14em !important}
#bugviewContainer .bugevents .bugevent .body textarea { width:99% !important}
#BugFields, #BugMeta {width:100% !important;min-width:800px !important}
div.emailHeaderName {font-family:segoe ui,arial,sans-serif !important; font-size:8pt !important; color:#555 !important;}
div.emailHeaderValue {font-family:segoe ui,arial,sans-serif !important; font-size:8pt !important; color:#555 !important;}
div.emailBody {padding:4px!important;}
#bugviewContainer .top .row1 {width: 49.3em !important;}
#bugviewContainer .top .row2,
#bugviewContainer .top .row3,
#bugviewContainer .top .rowPlugin {width: 15.5em !important}
#bugviewContainer .top .row2 input,
#bugviewContainer .top .row3 input,
#bugviewContainer .top .rowPlugin input {width: 17em !important}
#bugviewContainer .top .plugins.edit {margin-left:0em !important; clear:left; width:100% !important;}
#bugviewContainer .top .title {font-size:1.5em !important;}
.bugTopItem3 {width: 99% !important}
#banner {border-top: 2px solid #E0E9F1 !important; border-bottom: 2px solid #E0E9F1 !important; }
.bugs tbody tr td {font-size:12px !important; color:#888 !important; }
.bugs tbody tr td a {text-decoration:none !important; }
.bugs tbody tr td a:hover {text-decoration:underline !important; }
#mainArea #bugGrid .g-r-context td a { color: #999 !important; }
#mainArea #bugGrid .g-r-context td a.dotted { border-bottom: 1px dotted #999 !important;}
/*********************************** stuff by dirk paessler *****************************/
#BugFields, #BugMeta { width: 100%!important;}
.buttonbar{ width: 100%;}
#bugviewContainer { background-color: #F0EDE6; width:100%;}
#bugviewContainer .side { width: 175px;}
#bugviewContainer .top .ixBug {width: 180px;}
#bugviewContainer .top .row1 { width: 80%;}
div.emailHeaderValue,div.emailHeaderName{font-size:11px}
#bugviewContainer .bugevents .bugevent .summary .action { color: #555; font-weight: normal; font-size: 10px;float:left}
#bugviewContainer .bugevents .bugevent .summary .date { color: #555; font-weight: normal; font-size: 10px;float:right}
#bugviewContainer .bugevents .bugevent .summary a:link { color: #555; text-decoration:none;font-weight:bolder}
#bugviewContainer .bugevents .bugevent .summary {background-color:#eee;border-left:1px solid#888;border-right:1px solid#888;border-top:1px solid#888;border-bottom:0px solid#888;padding:0px;padding-left:2px;padding-right:2px}
#bugviewContainer .bugevents .bugevent .changes {background-color:#fff;border-left:1px solid#888;border-right:1px solid#888;padding:0px;}
#bugviewContainer .bugevents .bugevent .summary .date { color: #666; }
#bugviewContainer .bugevents .bugevent .body {padding:0px;margin-top:0px;border-left:1px solid#888;border-right:1px solid#888;border-bottom:1px solid#888; font-size: 11px; background-color:#fff;}
#bugviewContainer .bugevents .bugevent .editable { font-size:11px; }
div.bugShadowBottom { background: none;margin:none;left:0px;width:100%!important}
div.bugShadowRight { background: none;width:100%!important}
div.bugShadowBL { background: none; width:100%!important}
div.bugShadowUR { background: none; width:100%!important}
div.bugShadowBR { background: none;width:100%!important }
textarea.bug{width:700px;font-size:11px;font-family:segoe ui,arial,sans-serif;}
#bugviewContainer .bugevents .bugevent .body textarea {width:auto;}
textarea.smallBug{width:400px;font-size:11px;font-family:segoe ui,arial,sans-serif;}
div.emailBody {font-size:11px;background-color: white;}
#bugviewContainer .bugevents .bugevent .body textarea {width:95%;padding:6px}
#bugviewContainer .bugevents .bugevent .emailHeaderValue input {width:95% !important;}
#bugviewContainer .top .row2:first-child{clear:both}
#bugviewContainer .top .ixBug {;font-family:segoe ui,arial,sans-serif;}
textarea,input,body,td,span,div{;font-family:segoe ui,arial,sans-serif!important;}
#mainnav a.navlink{;font-family:segoe ui,arial,sans-serif!important;}
#bugviewContainer .top .title {font-weight:bold}
#bugviewContainer .top #statusbarspacer {display:none}
#bugviewContainer .top {min-height:0px}
#bugviewContainer .top .ixBug{height:100px}
#bugviewContainer .top .statusbar {padding-top:0px;}
#bugviewContainer .top .title{padding:0px}
#bugviewContainer .top .idTitleProjectAndArea{min-height:0px}
.summary{height:12px!important}
div.email {border:none;border-top:1px solid #888;}