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