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