Element block pseudo-element :before generated with box-sizing content-box position static z-index auto border-radius width auto transition height auto font-size 16px status font-weight normal background line-height normal border 0px rgba(0,0,0,1) solid margin 0px transform display block box-shadow 0px 0px 2px rgba(0,0,0,0.5) outline none cursor default text-shadow opacity 1 padding 0px float none overflow visible