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