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