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