Element block pseudo-element :after generated with background z-index auto transition line-height 1 padding 20px box-sizing content-box height auto transform border-radius margin 0px float none font-weight normal cursor default width 160px text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid font-size 16px box-shadow 1px 1px 1px rgba(0,0,0,0.3) overflow hidden display block position static