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