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