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