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