Element block pseudo-element :after generated with background float none position static height auto line-height 0.5 border 0px rgba(0,0,0,1) solid text-shadow 1px 1px 1px rgba(0,0,0,0.2) z-index auto border-radius padding 20px transform display block box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition overflow hidden outline none font-size 20px cursor default box-sizing content-box opacity 1 margin 0px width 160px font-weight normal