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