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