.panel-2col{}
.panel-2col .panel-col-first{float:left;width:50%;}
* html .panel-2col .panel-col-first{width:49.9%;}
.panel-2col .panel-col-first .inside{margin:0 .5em 1em 0;}
.panel-2col .panel-col-last{float:left;width:50%;}
* html .panel-2col .panel-col-last{width:49.9%;}
.panel-2col .panel-col-last .inside{margin:0 0 1em .5em;}
#panels-edit-display .panel-pane,
#panels-edit-display .helperclass{margin:.5em;}
.panel-2col .panel-separator{margin:0 0 1em 0;}