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