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