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