compass-web/app/dash/app/partials/panelgeneral.html

<div class="editor-row"><div class="section"><h5>General options</h5><div class="editor-option"><label class="small">Title</label><input type="text" class="input-medium" ng-model="panel.title"></div><div class="editor-option" ng-hide="panel.sizeable == false"><label class="small">Span</label><select class="input-mini" ng-model="panel.span" ng-options="f for f in [0,1,2,3,4,5,6,7,8,9,10,11,12]"></select></div></div></div>