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