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