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