Element block pseudo-element :before generated with display block cursor default width 160px transition height auto margin 0px box-sizing content-box font-size 30px line-height 1 box-shadow 1px 1px 1px rgba(0,0,0,0.3) text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid position static font-weight normal padding 20px transform float none overflow hidden border-radius z-index auto background