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