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