Element block pseudo-element :after generated with transition margin 0px display block line-height 1 background font-weight normal width 160px border 4px rgba(0,0,0,1) solid padding 20px height auto cursor default float none transform box-shadow 1px 1px 1px rgba(0,0,0,0.3) overflow hidden position static z-index auto font-size 16px text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-sizing content-box border-radius