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