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