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