.mcontent { position: relative; padding: 0 24.375em 0 0; } .mcontent > .mmain { float: left; min-height: 1em; position: relative; width: 100%; border-right: .125em solid @normal; } .mcontent > .mmarginal { float: left; margin: 0 -27em 0 -.125em; padding: 0 2em 1.0625em 2em; position: relative; width: 20.375em; border-left: .125em solid @normal; } .mcontent > .mmain > * { margin-right: 5%; }