#navigation-box { position: relative; width: 100%; height: 100%; #navigation-header { position: absolute; height: 38px; left: 0; top: 0; width: 100%; font-weight: bold; padding: 10px 12px; border-bottom: 1px solid @gray-dark; } #navigation-list { height: 100%; overflow: hidden; font-size: 12px; .treeview { padding: 8px 0; .empty-text { tr { vertical-align: top; td { padding-top: 10px; } } } } .name.not-header { font-style: italic; } } }