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