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