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